388650906

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1951}}^1$

素因数の和:2017

約数の個数: 128

約数和(自身を含む): 1079377920

約数和(自身を除く): 690727014

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 31, 34, 42, 51, 54, 62, 63, 93, 102, 119, 126, 153, 186, 189, 217, 238, 279, 306, 357, 378, 434, 459, 527, 558, 651, 714, 837, 918, 1054, 1071, 1302, 1581, 1674, 1951, 1953, 2142, 3162, 3213, 3689, 3902, 3906, 4743, 5853, 5859, 6426, 7378, 9486, 11067, 11706, 11718, 13657, 14229, 17559, 22134, 27314, 28458, 33167, 33201, 35118, 40971, 52677, 60481, 66334, 66402, 81942, 99501, 99603, 105354, 120962, 122913, 181443, 199002, 199206, 232169, 245826, 298503, 362886, 368739, 423367, 464338, 544329, 597006, 696507, 737478, 846734, 895509, 1028177, 1088658, 1270101, 1393014, 1632987, 1791018, 2056354, 2089521, 2540202, 3084531, 3265974, 3810303, 4179042, 6169062, 6268563, 7197239, 7620606, 9253593, 11430909, 12537126, 14394478, 18507186, 21591717, 22861818, 27760779, 43183434, 55521558, 64775151, 129550302, 194325453, 388650906]

約数ペア:

[(1, 388650906), (2, 194325453), (3, 129550302), (6, 64775151), (7, 55521558), (9, 43183434), (14, 27760779), (17, 22861818), (18, 21591717), (21, 18507186), (27, 14394478), (31, 12537126), (34, 11430909), (42, 9253593), (51, 7620606), (54, 7197239), (62, 6268563), (63, 6169062), (93, 4179042), (102, 3810303), (119, 3265974), (126, 3084531), (153, 2540202), (186, 2089521), (189, 2056354), (217, 1791018), (238, 1632987), (279, 1393014), (306, 1270101), (357, 1088658), (378, 1028177), (434, 895509), (459, 846734), (527, 737478), (558, 696507), (651, 597006), (714, 544329), (837, 464338), (918, 423367), (1054, 368739), (1071, 362886), (1302, 298503), (1581, 245826), (1674, 232169), (1951, 199206), (1953, 199002), (2142, 181443), (3162, 122913), (3213, 120962), (3689, 105354), (3902, 99603), (3906, 99501), (4743, 81942), (5853, 66402), (5859, 66334), (6426, 60481), (7378, 52677), (9486, 40971), (11067, 35118), (11706, 33201), (11718, 33167), (13657, 28458), (14229, 27314), (17559, 22134)]