247551904

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{499}}^1$

素因数の和:965

約数の個数: 48

約数和(自身を含む): 502740000

約数和(自身を除く): 255188096

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 148, 296, 419, 499, 592, 838, 998, 1184, 1676, 1996, 3352, 3992, 6704, 7984, 13408, 15503, 15968, 18463, 31006, 36926, 62012, 73852, 124024, 147704, 209081, 248048, 295408, 418162, 496096, 590816, 836324, 1672648, 3345296, 6690592, 7735997, 15471994, 30943988, 61887976, 123775952, 247551904]

約数ペア:

[(1, 247551904), (2, 123775952), (4, 61887976), (8, 30943988), (16, 15471994), (32, 7735997), (37, 6690592), (74, 3345296), (148, 1672648), (296, 836324), (419, 590816), (499, 496096), (592, 418162), (838, 295408), (998, 248048), (1184, 209081), (1676, 147704), (1996, 124024), (3352, 73852), (3992, 62012), (6704, 36926), (7984, 31006), (13408, 18463), (15503, 15968)]