15721214145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{15377}}^1$

素因数の和:15519

約数の個数: 96

約数和(自身を含む): 31808101248

約数和(自身を除く): 16086887103

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 107, 147, 195, 245, 273, 321, 455, 535, 637, 735, 749, 1365, 1391, 1605, 1911, 2247, 3185, 3745, 4173, 5243, 6955, 9555, 9737, 11235, 15377, 15729, 20865, 26215, 29211, 46131, 48685, 68159, 76885, 78645, 107639, 146055, 199901, 204477, 230655, 322917, 340795, 538195, 599703, 753473, 999505, 1022385, 1399307, 1614585, 1645339, 2260419, 2998515, 3767365, 4197921, 4936017, 6996535, 8226695, 9795149, 11302095, 11517373, 20989605, 21389407, 24680085, 29385447, 34552119, 48975745, 57586865, 64168221, 80621611, 106947035, 146927235, 149725849, 172760595, 241864833, 320841105, 403108055, 449177547, 748629245, 1048080943, 1209324165, 2245887735, 3144242829, 5240404715, 15721214145]

約数ペア:

[(1, 15721214145), (3, 5240404715), (5, 3144242829), (7, 2245887735), (13, 1209324165), (15, 1048080943), (21, 748629245), (35, 449177547), (39, 403108055), (49, 320841105), (65, 241864833), (91, 172760595), (105, 149725849), (107, 146927235), (147, 106947035), (195, 80621611), (245, 64168221), (273, 57586865), (321, 48975745), (455, 34552119), (535, 29385447), (637, 24680085), (735, 21389407), (749, 20989605), (1365, 11517373), (1391, 11302095), (1605, 9795149), (1911, 8226695), (2247, 6996535), (3185, 4936017), (3745, 4197921), (4173, 3767365), (5243, 2998515), (6955, 2260419), (9555, 1645339), (9737, 1614585), (11235, 1399307), (15377, 1022385), (15729, 999505), (20865, 753473), (26215, 599703), (29211, 538195), (46131, 340795), (48685, 322917), (68159, 230655), (76885, 204477), (78645, 199901), (107639, 146055)]