123673888

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15647}}^1$

素因数の和:15689

約数の個数: 48

約数和(自身を含む): 276030720

約数和(自身を除く): 152356832

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 76, 104, 152, 208, 247, 304, 416, 494, 608, 988, 1976, 3952, 7904, 15647, 31294, 62588, 125176, 203411, 250352, 297293, 406822, 500704, 594586, 813644, 1189172, 1627288, 2378344, 3254576, 3864809, 4756688, 6509152, 7729618, 9513376, 15459236, 30918472, 61836944, 123673888]

約数ペア:

[(1, 123673888), (2, 61836944), (4, 30918472), (8, 15459236), (13, 9513376), (16, 7729618), (19, 6509152), (26, 4756688), (32, 3864809), (38, 3254576), (52, 2378344), (76, 1627288), (104, 1189172), (152, 813644), (208, 594586), (247, 500704), (304, 406822), (416, 297293), (494, 250352), (608, 203411), (988, 125176), (1976, 62588), (3952, 31294), (7904, 15647)]