28612788

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{367}}^1$

素因数の和:536

約数の個数: 48

約数和(自身を含む): 68624640

約数和(自身を除く): 40011852

約数列:

[1, 2, 3, 4, 6, 12, 73, 89, 146, 178, 219, 267, 292, 356, 367, 438, 534, 734, 876, 1068, 1101, 1468, 2202, 4404, 6497, 12994, 19491, 25988, 26791, 32663, 38982, 53582, 65326, 77964, 80373, 97989, 107164, 130652, 160746, 195978, 321492, 391956, 2384399, 4768798, 7153197, 9537596, 14306394, 28612788]

約数ペア:

[(1, 28612788), (2, 14306394), (3, 9537596), (4, 7153197), (6, 4768798), (12, 2384399), (73, 391956), (89, 321492), (146, 195978), (178, 160746), (219, 130652), (267, 107164), (292, 97989), (356, 80373), (367, 77964), (438, 65326), (534, 53582), (734, 38982), (876, 32663), (1068, 26791), (1101, 25988), (1468, 19491), (2202, 12994), (4404, 6497)]