428096445

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{223}}^1\times {\mathrm{389}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 805109760

約数和(自身を除く): 377013315

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 105, 141, 223, 235, 329, 389, 669, 705, 987, 1115, 1167, 1561, 1645, 1945, 2723, 3345, 4683, 4935, 5835, 7805, 8169, 10481, 13615, 18283, 23415, 31443, 40845, 52405, 54849, 73367, 86747, 91415, 127981, 157215, 220101, 260241, 274245, 366835, 383943, 433735, 607229, 639905, 1100505, 1301205, 1821687, 1919715, 3036145, 4077109, 9108435, 12231327, 20385545, 28539763, 61156635, 85619289, 142698815, 428096445]

約数ペア:

[(1, 428096445), (3, 142698815), (5, 85619289), (7, 61156635), (15, 28539763), (21, 20385545), (35, 12231327), (47, 9108435), (105, 4077109), (141, 3036145), (223, 1919715), (235, 1821687), (329, 1301205), (389, 1100505), (669, 639905), (705, 607229), (987, 433735), (1115, 383943), (1167, 366835), (1561, 274245), (1645, 260241), (1945, 220101), (2723, 157215), (3345, 127981), (4683, 91415), (4935, 86747), (5835, 73367), (7805, 54849), (8169, 52405), (10481, 40845), (13615, 31443), (18283, 23415)]