28878122

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{1571}}^1$

素因数の和:1694

約数の個数: 32

約数和(自身を含む): 53875584

約数和(自身を除く): 24997462

約数列:

[1, 2, 7, 13, 14, 26, 91, 101, 182, 202, 707, 1313, 1414, 1571, 2626, 3142, 9191, 10997, 18382, 20423, 21994, 40846, 142961, 158671, 285922, 317342, 1110697, 2062723, 2221394, 4125446, 14439061, 28878122]

約数ペア:

[(1, 28878122), (2, 14439061), (7, 4125446), (13, 2221394), (14, 2062723), (26, 1110697), (91, 317342), (101, 285922), (182, 158671), (202, 142961), (707, 40846), (1313, 21994), (1414, 20423), (1571, 18382), (2626, 10997), (3142, 9191)]