402497028

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{260011}}^1$

素因数の和:260064

約数の個数: 36

約数和(自身を含む): 1041088048

約数和(自身を除く): 638591020

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 260011, 520022, 780033, 1040044, 1560066, 2340099, 3120132, 4680198, 9360396, 11180473, 22360946, 33541419, 44721892, 67082838, 100624257, 134165676, 201248514, 402497028]

約数ペア:

[(1, 402497028), (2, 201248514), (3, 134165676), (4, 100624257), (6, 67082838), (9, 44721892), (12, 33541419), (18, 22360946), (36, 11180473), (43, 9360396), (86, 4680198), (129, 3120132), (172, 2340099), (258, 1560066), (387, 1040044), (516, 780033), (774, 520022), (1548, 260011)]