8638398

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 19633536

約数和(自身を除く): 10995138

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 113, 137, 186, 226, 274, 279, 339, 411, 558, 678, 822, 1017, 1233, 2034, 2466, 3503, 4247, 7006, 8494, 10509, 12741, 15481, 21018, 25482, 30962, 31527, 38223, 46443, 63054, 76446, 92886, 139329, 278658, 479911, 959822, 1439733, 2879466, 4319199, 8638398]

約数ペア:

[(1, 8638398), (2, 4319199), (3, 2879466), (6, 1439733), (9, 959822), (18, 479911), (31, 278658), (62, 139329), (93, 92886), (113, 76446), (137, 63054), (186, 46443), (226, 38223), (274, 31527), (279, 30962), (339, 25482), (411, 21018), (558, 15481), (678, 12741), (822, 10509), (1017, 8494), (1233, 7006), (2034, 4247), (2466, 3503)]