221984568

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{237163}}^1$

素因数の和:237188

約数の個数: 48

約数和(自身を含む): 647457720

約数和(自身を除く): 425473152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 237163, 474326, 711489, 948652, 1422978, 1897304, 2134467, 2845956, 3083119, 4268934, 5691912, 6166238, 8537868, 9249357, 12332476, 17075736, 18498714, 24664952, 27748071, 36997428, 55496142, 73994856, 110992284, 221984568]

約数ペア:

[(1, 221984568), (2, 110992284), (3, 73994856), (4, 55496142), (6, 36997428), (8, 27748071), (9, 24664952), (12, 18498714), (13, 17075736), (18, 12332476), (24, 9249357), (26, 8537868), (36, 6166238), (39, 5691912), (52, 4268934), (72, 3083119), (78, 2845956), (104, 2134467), (117, 1897304), (156, 1422978), (234, 948652), (312, 711489), (468, 474326), (936, 237163)]