12500565

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 64

約数和(自身を含む): 25436160

約数和(自身を除く): 12935595

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 79, 105, 137, 165, 231, 237, 385, 395, 411, 553, 685, 869, 959, 1155, 1185, 1507, 1659, 2055, 2607, 2765, 2877, 4345, 4521, 4795, 6083, 7535, 8295, 10549, 10823, 13035, 14385, 18249, 22605, 30415, 31647, 32469, 52745, 54115, 75761, 91245, 119053, 158235, 162345, 227283, 357159, 378805, 595265, 833371, 1136415, 1785795, 2500113, 4166855, 12500565]

約数ペア:

[(1, 12500565), (3, 4166855), (5, 2500113), (7, 1785795), (11, 1136415), (15, 833371), (21, 595265), (33, 378805), (35, 357159), (55, 227283), (77, 162345), (79, 158235), (105, 119053), (137, 91245), (165, 75761), (231, 54115), (237, 52745), (385, 32469), (395, 31647), (411, 30415), (553, 22605), (685, 18249), (869, 14385), (959, 13035), (1155, 10823), (1185, 10549), (1507, 8295), (1659, 7535), (2055, 6083), (2607, 4795), (2765, 4521), (2877, 4345)]