31308966

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1997}}^1$

素因数の和:2085

約数の個数: 48

約数和(自身を含む): 74181744

約数和(自身を除く): 42872778

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 67, 78, 117, 134, 201, 234, 402, 603, 871, 1206, 1742, 1997, 2613, 3994, 5226, 5991, 7839, 11982, 15678, 17973, 25961, 35946, 51922, 77883, 133799, 155766, 233649, 267598, 401397, 467298, 802794, 1204191, 1739387, 2408382, 3478774, 5218161, 10436322, 15654483, 31308966]

約数ペア:

[(1, 31308966), (2, 15654483), (3, 10436322), (6, 5218161), (9, 3478774), (13, 2408382), (18, 1739387), (26, 1204191), (39, 802794), (67, 467298), (78, 401397), (117, 267598), (134, 233649), (201, 155766), (234, 133799), (402, 77883), (603, 51922), (871, 35946), (1206, 25961), (1742, 17973), (1997, 15678), (2613, 11982), (3994, 7839), (5226, 5991)]