31464776

素因数分解:

$2^3\times 7^1\times {\mathrm{61}}^2\times {\mathrm{151}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 69001920

約数和(自身を除く): 37537144

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 61, 122, 151, 244, 302, 427, 488, 604, 854, 1057, 1208, 1708, 2114, 3416, 3721, 4228, 7442, 8456, 9211, 14884, 18422, 26047, 29768, 36844, 52094, 64477, 73688, 104188, 128954, 208376, 257908, 515816, 561871, 1123742, 2247484, 3933097, 4494968, 7866194, 15732388, 31464776]

約数ペア:

[(1, 31464776), (2, 15732388), (4, 7866194), (7, 4494968), (8, 3933097), (14, 2247484), (28, 1123742), (56, 561871), (61, 515816), (122, 257908), (151, 208376), (244, 128954), (302, 104188), (427, 73688), (488, 64477), (604, 52094), (854, 36844), (1057, 29768), (1208, 26047), (1708, 18422), (2114, 14884), (3416, 9211), (3721, 8456), (4228, 7442)]