28245426

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{809}}^1$

素因数の和:871

約数の個数: 48

約数和(自身を含む): 64501920

約数和(自身を除く): 36256494

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 506, 529, 759, 809, 1058, 1518, 1587, 1618, 2427, 3174, 4854, 5819, 8899, 11638, 17457, 17798, 18607, 26697, 34914, 37214, 53394, 55821, 111642, 204677, 409354, 427961, 614031, 855922, 1228062, 1283883, 2567766, 4707571, 9415142, 14122713, 28245426]

約数ペア:

[(1, 28245426), (2, 14122713), (3, 9415142), (6, 4707571), (11, 2567766), (22, 1283883), (23, 1228062), (33, 855922), (46, 614031), (66, 427961), (69, 409354), (138, 204677), (253, 111642), (506, 55821), (529, 53394), (759, 37214), (809, 34914), (1058, 26697), (1518, 18607), (1587, 17798), (1618, 17457), (2427, 11638), (3174, 8899), (4854, 5819)]