258878568

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1873}}^1$

素因数の和:2338

約数の個数: 64

約数和(自身を含む): 698927040

約数和(自身を除く): 440048472

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 443, 886, 1329, 1772, 1873, 2658, 3544, 3746, 5316, 5619, 5759, 7492, 10632, 11238, 11518, 14984, 17277, 22476, 23036, 24349, 34554, 44952, 46072, 48698, 69108, 73047, 97396, 138216, 146094, 194792, 292188, 584376, 829739, 1659478, 2489217, 3318956, 4978434, 6637912, 9956868, 10786607, 19913736, 21573214, 32359821, 43146428, 64719642, 86292856, 129439284, 258878568]

約数ペア:

[(1, 258878568), (2, 129439284), (3, 86292856), (4, 64719642), (6, 43146428), (8, 32359821), (12, 21573214), (13, 19913736), (24, 10786607), (26, 9956868), (39, 6637912), (52, 4978434), (78, 3318956), (104, 2489217), (156, 1659478), (312, 829739), (443, 584376), (886, 292188), (1329, 194792), (1772, 146094), (1873, 138216), (2658, 97396), (3544, 73047), (3746, 69108), (5316, 48698), (5619, 46072), (5759, 44952), (7492, 34554), (10632, 24349), (11238, 23036), (11518, 22476), (14984, 17277)]