31081712

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{499}}^1$

素因数の和:753

約数の個数: 40

約数和(自身を含む): 64170000

約数和(自身を除く): 33088288

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 229, 272, 458, 499, 916, 998, 1832, 1996, 3664, 3893, 3992, 7786, 7984, 8483, 15572, 16966, 31144, 33932, 62288, 67864, 114271, 135728, 228542, 457084, 914168, 1828336, 1942607, 3885214, 7770428, 15540856, 31081712]

約数ペア:

[(1, 31081712), (2, 15540856), (4, 7770428), (8, 3885214), (16, 1942607), (17, 1828336), (34, 914168), (68, 457084), (136, 228542), (229, 135728), (272, 114271), (458, 67864), (499, 62288), (916, 33932), (998, 31144), (1832, 16966), (1996, 15572), (3664, 8483), (3893, 7984), (3992, 7786)]