254341208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{47381}}^1$

素因数の和:47459

約数の個数: 32

約数和(自身を含む): 528783120

約数和(自身を除く): 274441912

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 47381, 94762, 189524, 379048, 521191, 1042382, 2084764, 2890241, 4169528, 5780482, 11560964, 23121928, 31792651, 63585302, 127170604, 254341208]

約数ペア:

[(1, 254341208), (2, 127170604), (4, 63585302), (8, 31792651), (11, 23121928), (22, 11560964), (44, 5780482), (61, 4169528), (88, 2890241), (122, 2084764), (244, 1042382), (488, 521191), (671, 379048), (1342, 189524), (2684, 94762), (5368, 47381)]