305987906

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1\times {\mathrm{2647}}^1$

素因数の和:3038

約数の個数: 32

約数和(自身を含む): 549089280

約数和(自身を除く): 243101374

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 359, 718, 2513, 2647, 5026, 5294, 8257, 16514, 18529, 37058, 57799, 60881, 115598, 121762, 426167, 852334, 950273, 1900546, 6651911, 13303822, 21856279, 43712558, 152993953, 305987906]

約数ペア:

[(1, 305987906), (2, 152993953), (7, 43712558), (14, 21856279), (23, 13303822), (46, 6651911), (161, 1900546), (322, 950273), (359, 852334), (718, 426167), (2513, 121762), (2647, 115598), (5026, 60881), (5294, 57799), (8257, 37058), (16514, 18529)]