306979239

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1\times {\mathrm{1103}}^1$

素因数の和:1599

約数の個数: 32

約数和(自身を含む): 485406720

約数和(自身を除く): 178427481

約数列:

[1, 3, 7, 21, 29, 87, 203, 457, 609, 1103, 1371, 3199, 3309, 7721, 9597, 13253, 23163, 31987, 39759, 92771, 95961, 223909, 278313, 504071, 671727, 1512213, 3528497, 10585491, 14618059, 43854177, 102326413, 306979239]

約数ペア:

[(1, 306979239), (3, 102326413), (7, 43854177), (21, 14618059), (29, 10585491), (87, 3528497), (203, 1512213), (457, 671727), (609, 504071), (1103, 278313), (1371, 223909), (3199, 95961), (3309, 92771), (7721, 39759), (9597, 31987), (13253, 23163)]