263504012

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 500512320

約数和(自身を除く): 237008308

約数列:

[1, 2, 4, 17, 34, 68, 73, 109, 146, 218, 292, 436, 487, 974, 1241, 1853, 1948, 2482, 3706, 4964, 7412, 7957, 8279, 15914, 16558, 31828, 33116, 35551, 53083, 71102, 106166, 135269, 142204, 212332, 270538, 541076, 604367, 902411, 1208734, 1804822, 2417468, 3609644, 3875059, 7750118, 15500236, 65876003, 131752006, 263504012]

約数ペア:

[(1, 263504012), (2, 131752006), (4, 65876003), (17, 15500236), (34, 7750118), (68, 3875059), (73, 3609644), (109, 2417468), (146, 1804822), (218, 1208734), (292, 902411), (436, 604367), (487, 541076), (974, 270538), (1241, 212332), (1853, 142204), (1948, 135269), (2482, 106166), (3706, 71102), (4964, 53083), (7412, 35551), (7957, 33116), (8279, 31828), (15914, 16558)]