31188885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 62458368

約数和(自身を除く): 31269483

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 73, 91, 105, 195, 219, 273, 313, 365, 455, 511, 939, 949, 1095, 1365, 1533, 1565, 2191, 2555, 2847, 4069, 4695, 4745, 6573, 6643, 7665, 10955, 12207, 14235, 19929, 20345, 22849, 28483, 32865, 33215, 61035, 68547, 85449, 99645, 114245, 142415, 159943, 297037, 342735, 427245, 479829, 799715, 891111, 1485185, 2079259, 2399145, 4455555, 6237777, 10396295, 31188885]

約数ペア:

[(1, 31188885), (3, 10396295), (5, 6237777), (7, 4455555), (13, 2399145), (15, 2079259), (21, 1485185), (35, 891111), (39, 799715), (65, 479829), (73, 427245), (91, 342735), (105, 297037), (195, 159943), (219, 142415), (273, 114245), (313, 99645), (365, 85449), (455, 68547), (511, 61035), (939, 33215), (949, 32865), (1095, 28483), (1365, 22849), (1533, 20345), (1565, 19929), (2191, 14235), (2555, 12207), (2847, 10955), (4069, 7665), (4695, 6643), (4745, 6573)]