28851844

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1$

素因数の和:736

約数の個数: 48

約数和(自身を含む): 61157376

約数和(自身を除く): 32305532

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 92, 142, 161, 284, 322, 497, 631, 644, 994, 1262, 1633, 1988, 2524, 3266, 4417, 6532, 8834, 11431, 14513, 17668, 22862, 29026, 44801, 45724, 58052, 89602, 101591, 179204, 203182, 313607, 406364, 627214, 1030423, 1254428, 2060846, 4121692, 7212961, 14425922, 28851844]

約数ペア:

[(1, 28851844), (2, 14425922), (4, 7212961), (7, 4121692), (14, 2060846), (23, 1254428), (28, 1030423), (46, 627214), (71, 406364), (92, 313607), (142, 203182), (161, 179204), (284, 101591), (322, 89602), (497, 58052), (631, 45724), (644, 44801), (994, 29026), (1262, 22862), (1633, 17668), (1988, 14513), (2524, 11431), (3266, 8834), (4417, 6532)]