28861558

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{419}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 49351680

約数和(自身を除く): 20490122

約数列:

[1, 2, 11, 22, 31, 62, 101, 202, 341, 419, 682, 838, 1111, 2222, 3131, 4609, 6262, 9218, 12989, 25978, 34441, 42319, 68882, 84638, 142879, 285758, 465509, 931018, 1311889, 2623778, 14430779, 28861558]

約数ペア:

[(1, 28861558), (2, 14430779), (11, 2623778), (22, 1311889), (31, 931018), (62, 465509), (101, 285758), (202, 142879), (341, 84638), (419, 68882), (682, 42319), (838, 34441), (1111, 25978), (2222, 12989), (3131, 9218), (4609, 6262)]