31621674

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{163}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 75571200

約数和(自身を除く): 43949526

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 62, 93, 149, 163, 186, 217, 298, 326, 434, 447, 489, 651, 894, 978, 1043, 1141, 1302, 2086, 2282, 3129, 3423, 4619, 5053, 6258, 6846, 9238, 10106, 13857, 15159, 24287, 27714, 30318, 32333, 35371, 48574, 64666, 70742, 72861, 96999, 106113, 145722, 170009, 193998, 212226, 340018, 510027, 752897, 1020054, 1505794, 2258691, 4517382, 5270279, 10540558, 15810837, 31621674]

約数ペア:

[(1, 31621674), (2, 15810837), (3, 10540558), (6, 5270279), (7, 4517382), (14, 2258691), (21, 1505794), (31, 1020054), (42, 752897), (62, 510027), (93, 340018), (149, 212226), (163, 193998), (186, 170009), (217, 145722), (298, 106113), (326, 96999), (434, 72861), (447, 70742), (489, 64666), (651, 48574), (894, 35371), (978, 32333), (1043, 30318), (1141, 27714), (1302, 24287), (2086, 15159), (2282, 13857), (3129, 10106), (3423, 9238), (4619, 6846), (5053, 6258)]