31481604

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:346

約数の個数: 144

約数和(自身を含む): 102001536

約数和(自身を除く): 70519932

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 41, 42, 44, 63, 66, 77, 82, 84, 99, 123, 126, 132, 154, 164, 198, 231, 246, 252, 277, 287, 308, 369, 396, 451, 462, 492, 554, 574, 693, 738, 831, 861, 902, 924, 1108, 1148, 1353, 1386, 1476, 1662, 1722, 1804, 1939, 2493, 2583, 2706, 2772, 3047, 3157, 3324, 3444, 3878, 4059, 4986, 5166, 5412, 5817, 6094, 6314, 7756, 8118, 9141, 9471, 9972, 10332, 11357, 11634, 12188, 12628, 16236, 17451, 18282, 18942, 21329, 22714, 23268, 27423, 28413, 34071, 34902, 36564, 37884, 42658, 45428, 54846, 56826, 63987, 68142, 69804, 79499, 85316, 102213, 109692, 113652, 124927, 127974, 136284, 158998, 191961, 204426, 238497, 249854, 255948, 317996, 374781, 383922, 408852, 476994, 499708, 715491, 749562, 767844, 874489, 953988, 1124343, 1430982, 1499124, 1748978, 2248686, 2623467, 2861964, 3497956, 4497372, 5246934, 7870401, 10493868, 15740802, 31481604]

約数ペア:

[(1, 31481604), (2, 15740802), (3, 10493868), (4, 7870401), (6, 5246934), (7, 4497372), (9, 3497956), (11, 2861964), (12, 2623467), (14, 2248686), (18, 1748978), (21, 1499124), (22, 1430982), (28, 1124343), (33, 953988), (36, 874489), (41, 767844), (42, 749562), (44, 715491), (63, 499708), (66, 476994), (77, 408852), (82, 383922), (84, 374781), (99, 317996), (123, 255948), (126, 249854), (132, 238497), (154, 204426), (164, 191961), (198, 158998), (231, 136284), (246, 127974), (252, 124927), (277, 113652), (287, 109692), (308, 102213), (369, 85316), (396, 79499), (451, 69804), (462, 68142), (492, 63987), (554, 56826), (574, 54846), (693, 45428), (738, 42658), (831, 37884), (861, 36564), (902, 34902), (924, 34071), (1108, 28413), (1148, 27423), (1353, 23268), (1386, 22714), (1476, 21329), (1662, 18942), (1722, 18282), (1804, 17451), (1939, 16236), (2493, 12628), (2583, 12188), (2706, 11634), (2772, 11357), (3047, 10332), (3157, 9972), (3324, 9471), (3444, 9141), (3878, 8118), (4059, 7756), (4986, 6314), (5166, 6094), (5412, 5817)]