53123715

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 100800000

約数和(自身を除く): 47676285

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 139, 149, 171, 285, 417, 447, 513, 695, 745, 855, 1251, 1341, 2085, 2235, 2565, 2641, 2831, 3753, 4023, 6255, 6705, 7923, 8493, 13205, 14155, 18765, 20115, 20711, 23769, 25479, 39615, 42465, 62133, 71307, 76437, 103555, 118845, 127395, 186399, 310665, 356535, 382185, 393509, 559197, 931995, 1180527, 1967545, 2795985, 3541581, 5902635, 10624743, 17707905, 53123715]

約数ペア:

[(1, 53123715), (3, 17707905), (5, 10624743), (9, 5902635), (15, 3541581), (19, 2795985), (27, 1967545), (45, 1180527), (57, 931995), (95, 559197), (135, 393509), (139, 382185), (149, 356535), (171, 310665), (285, 186399), (417, 127395), (447, 118845), (513, 103555), (695, 76437), (745, 71307), (855, 62133), (1251, 42465), (1341, 39615), (2085, 25479), (2235, 23769), (2565, 20711), (2641, 20115), (2831, 18765), (3753, 14155), (4023, 13205), (6255, 8493), (6705, 7923)]