31390548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7951}}^1$

素因数の和:8012

約数の個数: 48

約数和(自身を含む): 85499904

約数和(自身を除く): 54109356

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 564, 658, 987, 1316, 1974, 3948, 7951, 15902, 23853, 31804, 47706, 55657, 95412, 111314, 166971, 222628, 333942, 373697, 667884, 747394, 1121091, 1494788, 2242182, 2615879, 4484364, 5231758, 7847637, 10463516, 15695274, 31390548]

約数ペア:

[(1, 31390548), (2, 15695274), (3, 10463516), (4, 7847637), (6, 5231758), (7, 4484364), (12, 2615879), (14, 2242182), (21, 1494788), (28, 1121091), (42, 747394), (47, 667884), (84, 373697), (94, 333942), (141, 222628), (188, 166971), (282, 111314), (329, 95412), (564, 55657), (658, 47706), (987, 31804), (1316, 23853), (1974, 15902), (3948, 7951)]