612347905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 880165440

約数和(自身を除く): 267817535

約数列:

[1, 5, 13, 17, 29, 65, 85, 97, 145, 197, 221, 377, 485, 493, 985, 1105, 1261, 1649, 1885, 2465, 2561, 2813, 3349, 5713, 6305, 6409, 8245, 12805, 14065, 16745, 19109, 21437, 28565, 32045, 36569, 43537, 47821, 74269, 95545, 97121, 107185, 182845, 217685, 239105, 248417, 324853, 371345, 485605, 554161, 621673, 1242085, 1262573, 1624265, 2770805, 3108365, 4223089, 6312865, 7204093, 9420737, 21115445, 36020465, 47103685, 122469581, 612347905]

約数ペア:

[(1, 612347905), (5, 122469581), (13, 47103685), (17, 36020465), (29, 21115445), (65, 9420737), (85, 7204093), (97, 6312865), (145, 4223089), (197, 3108365), (221, 2770805), (377, 1624265), (485, 1262573), (493, 1242085), (985, 621673), (1105, 554161), (1261, 485605), (1649, 371345), (1885, 324853), (2465, 248417), (2561, 239105), (2813, 217685), (3349, 182845), (5713, 107185), (6305, 97121), (6409, 95545), (8245, 74269), (12805, 47821), (14065, 43537), (16745, 36569), (19109, 32045), (21437, 28565)]