320424962

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{21139}}^1$

素因数の和:21218

約数の個数: 32

約数和(自身を含む): 575346240

約数和(自身を除く): 254921278

約数列:

[1, 2, 11, 13, 22, 26, 53, 106, 143, 286, 583, 689, 1166, 1378, 7579, 15158, 21139, 42278, 232529, 274807, 465058, 549614, 1120367, 2240734, 3022877, 6045754, 12324037, 14564771, 24648074, 29129542, 160212481, 320424962]

約数ペア:

[(1, 320424962), (2, 160212481), (11, 29129542), (13, 24648074), (22, 14564771), (26, 12324037), (53, 6045754), (106, 3022877), (143, 2240734), (286, 1120367), (583, 549614), (689, 465058), (1166, 274807), (1378, 232529), (7579, 42278), (15158, 21139)]