15378972

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{821}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 41244672

約数和(自身を除く): 25865700

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 223, 446, 669, 821, 892, 1338, 1561, 1642, 2463, 2676, 3122, 3284, 4683, 4926, 5747, 6244, 9366, 9852, 11494, 17241, 18732, 22988, 34482, 68964, 183083, 366166, 549249, 732332, 1098498, 1281581, 2196996, 2563162, 3844743, 5126324, 7689486, 15378972]

約数ペア:

[(1, 15378972), (2, 7689486), (3, 5126324), (4, 3844743), (6, 2563162), (7, 2196996), (12, 1281581), (14, 1098498), (21, 732332), (28, 549249), (42, 366166), (84, 183083), (223, 68964), (446, 34482), (669, 22988), (821, 18732), (892, 17241), (1338, 11494), (1561, 9852), (1642, 9366), (2463, 6244), (2676, 5747), (3122, 4926), (3284, 4683)]