139861988

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5297}}^1$

素因数の和:5372

約数の個数: 48

約数和(自身を含む): 299061504

約数和(自身を除く): 159199516

約数列:

[1, 2, 4, 7, 14, 23, 28, 41, 46, 82, 92, 161, 164, 287, 322, 574, 644, 943, 1148, 1886, 3772, 5297, 6601, 10594, 13202, 21188, 26404, 37079, 74158, 121831, 148316, 217177, 243662, 434354, 487324, 852817, 868708, 1520239, 1705634, 3040478, 3411268, 4995071, 6080956, 9990142, 19980284, 34965497, 69930994, 139861988]

約数ペア:

[(1, 139861988), (2, 69930994), (4, 34965497), (7, 19980284), (14, 9990142), (23, 6080956), (28, 4995071), (41, 3411268), (46, 3040478), (82, 1705634), (92, 1520239), (161, 868708), (164, 852817), (287, 487324), (322, 434354), (574, 243662), (644, 217177), (943, 148316), (1148, 121831), (1886, 74158), (3772, 37079), (5297, 26404), (6601, 21188), (10594, 13202)]