28736838

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{541}}^1$

素因数の和:789

約数の個数: 48

約数和(自身を含む): 67472496

約数和(自身を除く): 38735658

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 227, 234, 454, 541, 681, 1082, 1362, 1623, 2043, 2951, 3246, 4086, 4869, 5902, 7033, 8853, 9738, 14066, 17706, 21099, 26559, 42198, 53118, 63297, 122807, 126594, 245614, 368421, 736842, 1105263, 1596491, 2210526, 3192982, 4789473, 9578946, 14368419, 28736838]

約数ペア:

[(1, 28736838), (2, 14368419), (3, 9578946), (6, 4789473), (9, 3192982), (13, 2210526), (18, 1596491), (26, 1105263), (39, 736842), (78, 368421), (117, 245614), (227, 126594), (234, 122807), (454, 63297), (541, 53118), (681, 42198), (1082, 26559), (1362, 21099), (1623, 17706), (2043, 14066), (2951, 9738), (3246, 8853), (4086, 7033), (4869, 5902)]