63218925

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:164

約数の個数: 144

約数和(自身を含む): 146240640

約数和(自身を除く): 83021715

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 41, 45, 55, 63, 75, 77, 89, 99, 105, 123, 165, 175, 205, 225, 231, 267, 275, 287, 315, 369, 385, 445, 451, 495, 525, 615, 623, 693, 801, 825, 861, 979, 1025, 1155, 1335, 1353, 1435, 1575, 1845, 1869, 1925, 2225, 2255, 2475, 2583, 2937, 3075, 3115, 3157, 3465, 3649, 4005, 4059, 4305, 4895, 5607, 5775, 6675, 6765, 6853, 7175, 8811, 9225, 9345, 9471, 10947, 11275, 12915, 14685, 15575, 15785, 17325, 18245, 20025, 20295, 20559, 21525, 24475, 25543, 28035, 28413, 32841, 33825, 34265, 40139, 44055, 46725, 47355, 54735, 61677, 64575, 73425, 76629, 78925, 91225, 101475, 102795, 120417, 127715, 140175, 142065, 164205, 171325, 200695, 220275, 229887, 236775, 273675, 280973, 308385, 361251, 383145, 513975, 602085, 638575, 710325, 821025, 842919, 1003475, 1149435, 1404865, 1541925, 1806255, 1915725, 2528757, 3010425, 4214595, 5747175, 7024325, 9031275, 12643785, 21072975, 63218925]

約数ペア:

[(1, 63218925), (3, 21072975), (5, 12643785), (7, 9031275), (9, 7024325), (11, 5747175), (15, 4214595), (21, 3010425), (25, 2528757), (33, 1915725), (35, 1806255), (41, 1541925), (45, 1404865), (55, 1149435), (63, 1003475), (75, 842919), (77, 821025), (89, 710325), (99, 638575), (105, 602085), (123, 513975), (165, 383145), (175, 361251), (205, 308385), (225, 280973), (231, 273675), (267, 236775), (275, 229887), (287, 220275), (315, 200695), (369, 171325), (385, 164205), (445, 142065), (451, 140175), (495, 127715), (525, 120417), (615, 102795), (623, 101475), (693, 91225), (801, 78925), (825, 76629), (861, 73425), (979, 64575), (1025, 61677), (1155, 54735), (1335, 47355), (1353, 46725), (1435, 44055), (1575, 40139), (1845, 34265), (1869, 33825), (1925, 32841), (2225, 28413), (2255, 28035), (2475, 25543), (2583, 24475), (2937, 21525), (3075, 20559), (3115, 20295), (3157, 20025), (3465, 18245), (3649, 17325), (4005, 15785), (4059, 15575), (4305, 14685), (4895, 12915), (5607, 11275), (5775, 10947), (6675, 9471), (6765, 9345), (6853, 9225), (7175, 8811)]