31785442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{47}}^1$

素因数の和:155

約数の個数: 48

約数和(自身を含む): 56730240

約数和(自身を除く): 24944798

約数列:

[1, 2, 13, 19, 26, 37, 38, 47, 74, 94, 247, 481, 494, 611, 703, 893, 962, 1222, 1369, 1406, 1739, 1786, 2738, 3478, 9139, 11609, 17797, 18278, 22607, 23218, 26011, 33041, 35594, 45214, 52022, 64343, 66082, 128686, 338143, 429533, 676286, 836459, 859066, 1222517, 1672918, 2445034, 15892721, 31785442]

約数ペア:

[(1, 31785442), (2, 15892721), (13, 2445034), (19, 1672918), (26, 1222517), (37, 859066), (38, 836459), (47, 676286), (74, 429533), (94, 338143), (247, 128686), (481, 66082), (494, 64343), (611, 52022), (703, 45214), (893, 35594), (962, 33041), (1222, 26011), (1369, 23218), (1406, 22607), (1739, 18278), (1786, 17797), (2738, 11609), (3478, 9139)]