31396716

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{919}}^1$

素因数の和:1015

約数の個数: 72

約数和(自身を含む): 86733920

約数和(自身を除く): 55337204

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 73, 78, 117, 146, 156, 219, 234, 292, 438, 468, 657, 876, 919, 949, 1314, 1838, 1898, 2628, 2757, 2847, 3676, 3796, 5514, 5694, 8271, 8541, 11028, 11388, 11947, 16542, 17082, 23894, 33084, 34164, 35841, 47788, 67087, 71682, 107523, 134174, 143364, 201261, 215046, 268348, 402522, 430092, 603783, 805044, 872131, 1207566, 1744262, 2415132, 2616393, 3488524, 5232786, 7849179, 10465572, 15698358, 31396716]

約数ペア:

[(1, 31396716), (2, 15698358), (3, 10465572), (4, 7849179), (6, 5232786), (9, 3488524), (12, 2616393), (13, 2415132), (18, 1744262), (26, 1207566), (36, 872131), (39, 805044), (52, 603783), (73, 430092), (78, 402522), (117, 268348), (146, 215046), (156, 201261), (219, 143364), (234, 134174), (292, 107523), (438, 71682), (468, 67087), (657, 47788), (876, 35841), (919, 34164), (949, 33084), (1314, 23894), (1838, 17082), (1898, 16542), (2628, 11947), (2757, 11388), (2847, 11028), (3676, 8541), (3796, 8271), (5514, 5694)]