388307984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{16657}}^1$

素因数の和:16743

約数の個数: 40

約数和(自身を含む): 793187328

約数和(自身を除く): 404879344

約数列:

[1, 2, 4, 8, 16, 31, 47, 62, 94, 124, 188, 248, 376, 496, 752, 1457, 2914, 5828, 11656, 16657, 23312, 33314, 66628, 133256, 266512, 516367, 782879, 1032734, 1565758, 2065468, 3131516, 4130936, 6263032, 8261872, 12526064, 24269249, 48538498, 97076996, 194153992, 388307984]

約数ペア:

[(1, 388307984), (2, 194153992), (4, 97076996), (8, 48538498), (16, 24269249), (31, 12526064), (47, 8261872), (62, 6263032), (94, 4130936), (124, 3131516), (188, 2065468), (248, 1565758), (376, 1032734), (496, 782879), (752, 516367), (1457, 266512), (2914, 133256), (5828, 66628), (11656, 33314), (16657, 23312)]