67157811

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 115734528

約数和(自身を除く): 48576717

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 137, 217, 251, 279, 411, 651, 753, 959, 1233, 1757, 1953, 2259, 2877, 4247, 5271, 7781, 8631, 12741, 15813, 23343, 29729, 34387, 38223, 54467, 70029, 89187, 103161, 163401, 240709, 267561, 309483, 490203, 722127, 1065997, 2166381, 3197991, 7461979, 9593973, 22385937, 67157811]

約数ペア:

[(1, 67157811), (3, 22385937), (7, 9593973), (9, 7461979), (21, 3197991), (31, 2166381), (63, 1065997), (93, 722127), (137, 490203), (217, 309483), (251, 267561), (279, 240709), (411, 163401), (651, 103161), (753, 89187), (959, 70029), (1233, 54467), (1757, 38223), (1953, 34387), (2259, 29729), (2877, 23343), (4247, 15813), (5271, 12741), (7781, 8631)]