51261228

素因数分解:

$2^2\times 3^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 139991040

約数和(自身を除く): 88729812

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 31, 36, 54, 61, 62, 93, 108, 122, 124, 183, 186, 244, 251, 279, 366, 372, 502, 549, 558, 732, 753, 837, 1004, 1098, 1116, 1506, 1647, 1674, 1891, 2196, 2259, 3012, 3294, 3348, 3782, 4518, 5673, 6588, 6777, 7564, 7781, 9036, 11346, 13554, 15311, 15562, 17019, 22692, 23343, 27108, 30622, 31124, 34038, 45933, 46686, 51057, 61244, 68076, 70029, 91866, 93372, 102114, 137799, 140058, 183732, 204228, 210087, 275598, 280116, 413397, 420174, 474641, 551196, 826794, 840348, 949282, 1423923, 1653588, 1898564, 2847846, 4271769, 5695692, 8543538, 12815307, 17087076, 25630614, 51261228]

約数ペア:

[(1, 51261228), (2, 25630614), (3, 17087076), (4, 12815307), (6, 8543538), (9, 5695692), (12, 4271769), (18, 2847846), (27, 1898564), (31, 1653588), (36, 1423923), (54, 949282), (61, 840348), (62, 826794), (93, 551196), (108, 474641), (122, 420174), (124, 413397), (183, 280116), (186, 275598), (244, 210087), (251, 204228), (279, 183732), (366, 140058), (372, 137799), (502, 102114), (549, 93372), (558, 91866), (732, 70029), (753, 68076), (837, 61244), (1004, 51057), (1098, 46686), (1116, 45933), (1506, 34038), (1647, 31124), (1674, 30622), (1891, 27108), (2196, 23343), (2259, 22692), (3012, 17019), (3294, 15562), (3348, 15311), (3782, 13554), (4518, 11346), (5673, 9036), (6588, 7781), (6777, 7564)]