19282725

素因数分解:

$3^3\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:97

約数の個数: 144

約数和(自身を含む): 45800640

約数和(自身を除く): 26517915

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 27, 33, 35, 45, 49, 53, 55, 63, 75, 77, 99, 105, 135, 147, 159, 165, 175, 189, 225, 231, 245, 265, 275, 297, 315, 371, 385, 441, 477, 495, 525, 539, 583, 675, 693, 735, 795, 825, 945, 1113, 1155, 1225, 1323, 1325, 1431, 1485, 1575, 1617, 1749, 1855, 1925, 2079, 2205, 2385, 2475, 2597, 2695, 2915, 3339, 3465, 3675, 3975, 4081, 4725, 4851, 5247, 5565, 5775, 6615, 7155, 7425, 7791, 8085, 8745, 9275, 10017, 10395, 11025, 11925, 12243, 12985, 13475, 14553, 14575, 15741, 16695, 17325, 20405, 23373, 24255, 26235, 27825, 28567, 33075, 35775, 36729, 38955, 40425, 43725, 50085, 51975, 61215, 64925, 70119, 72765, 78705, 83475, 85701, 102025, 110187, 116865, 121275, 131175, 142835, 183645, 194775, 250425, 257103, 306075, 350595, 363825, 393525, 428505, 550935, 584325, 714175, 771309, 918225, 1285515, 1752975, 2142525, 2754675, 3856545, 6427575, 19282725]

約数ペア:

[(1, 19282725), (3, 6427575), (5, 3856545), (7, 2754675), (9, 2142525), (11, 1752975), (15, 1285515), (21, 918225), (25, 771309), (27, 714175), (33, 584325), (35, 550935), (45, 428505), (49, 393525), (53, 363825), (55, 350595), (63, 306075), (75, 257103), (77, 250425), (99, 194775), (105, 183645), (135, 142835), (147, 131175), (159, 121275), (165, 116865), (175, 110187), (189, 102025), (225, 85701), (231, 83475), (245, 78705), (265, 72765), (275, 70119), (297, 64925), (315, 61215), (371, 51975), (385, 50085), (441, 43725), (477, 40425), (495, 38955), (525, 36729), (539, 35775), (583, 33075), (675, 28567), (693, 27825), (735, 26235), (795, 24255), (825, 23373), (945, 20405), (1113, 17325), (1155, 16695), (1225, 15741), (1323, 14575), (1325, 14553), (1431, 13475), (1485, 12985), (1575, 12243), (1617, 11925), (1749, 11025), (1855, 10395), (1925, 10017), (2079, 9275), (2205, 8745), (2385, 8085), (2475, 7791), (2597, 7425), (2695, 7155), (2915, 6615), (3339, 5775), (3465, 5565), (3675, 5247), (3975, 4851), (4081, 4725)]