128390238

素因数分解:

$2^1\times 3^3\times {\mathrm{61}}^1\times {\mathrm{38977}}^1$

素因数の和:39049

約数の個数: 32

約数和(自身を含む): 289996320

約数和(自身を除く): 161606082

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 122, 183, 366, 549, 1098, 1647, 3294, 38977, 77954, 116931, 233862, 350793, 701586, 1052379, 2104758, 2377597, 4755194, 7132791, 14265582, 21398373, 42796746, 64195119, 128390238]

約数ペア:

[(1, 128390238), (2, 64195119), (3, 42796746), (6, 21398373), (9, 14265582), (18, 7132791), (27, 4755194), (54, 2377597), (61, 2104758), (122, 1052379), (183, 701586), (366, 350793), (549, 233862), (1098, 116931), (1647, 77954), (3294, 38977)]