397448561666

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1429}}^1\times {\mathrm{2207}}^1$

素因数の和:3819

約数の個数: 64

約数和(自身を含む): 665184199680

約数和(自身を除く): 267735638014

約数列:

[1, 2, 13, 26, 37, 74, 131, 262, 481, 962, 1429, 1703, 2207, 2858, 3406, 4414, 4847, 9694, 18577, 28691, 37154, 52873, 57382, 63011, 81659, 105746, 126022, 163318, 187199, 289117, 374398, 578234, 687349, 1061567, 1374698, 2123134, 2433587, 3153803, 3758521, 4867174, 6307606, 6926363, 7517042, 10697329, 13852726, 21394658, 40999439, 81998878, 90042719, 116690711, 139065277, 180085438, 233381422, 278130554, 413148193, 826296386, 1516979243, 3033958486, 5370926509, 10741853018, 15286483141, 30572966282, 198724280833, 397448561666]

約数ペア:

[(1, 397448561666), (2, 198724280833), (13, 30572966282), (26, 15286483141), (37, 10741853018), (74, 5370926509), (131, 3033958486), (262, 1516979243), (481, 826296386), (962, 413148193), (1429, 278130554), (1703, 233381422), (2207, 180085438), (2858, 139065277), (3406, 116690711), (4414, 90042719), (4847, 81998878), (9694, 40999439), (18577, 21394658), (28691, 13852726), (37154, 10697329), (52873, 7517042), (57382, 6926363), (63011, 6307606), (81659, 4867174), (105746, 3758521), (126022, 3153803), (163318, 2433587), (187199, 2123134), (289117, 1374698), (374398, 1061567), (578234, 687349)]