12976145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 20482560

約数和(自身を除く): 7506415

約数列:

[1, 5, 7, 13, 19, 35, 65, 79, 91, 95, 133, 247, 361, 395, 455, 553, 665, 1027, 1235, 1501, 1729, 1805, 2527, 2765, 4693, 5135, 7189, 7505, 8645, 10507, 12635, 19513, 23465, 28519, 32851, 35945, 52535, 97565, 136591, 142595, 164255, 199633, 370747, 682955, 998165, 1853735, 2595229, 12976145]

約数ペア:

[(1, 12976145), (5, 2595229), (7, 1853735), (13, 998165), (19, 682955), (35, 370747), (65, 199633), (79, 164255), (91, 142595), (95, 136591), (133, 97565), (247, 52535), (361, 35945), (395, 32851), (455, 28519), (553, 23465), (665, 19513), (1027, 12635), (1235, 10507), (1501, 8645), (1729, 7505), (1805, 7189), (2527, 5135), (2765, 4693)]