1871850813

素因数分解:

$3^1\times 7^4\times {\mathrm{151}}^1\times {\mathrm{1721}}^1$

素因数の和:1903

約数の個数: 40

約数和(自身を含む): 2932579776

約数和(自身を除く): 1060728963

約数列:

[1, 3, 7, 21, 49, 147, 151, 343, 453, 1029, 1057, 1721, 2401, 3171, 5163, 7203, 7399, 12047, 22197, 36141, 51793, 84329, 155379, 252987, 259871, 362551, 590303, 779613, 1087653, 1770909, 1819097, 4132121, 5457291, 12396363, 12733679, 38201037, 89135753, 267407259, 623950271, 1871850813]

約数ペア:

[(1, 1871850813), (3, 623950271), (7, 267407259), (21, 89135753), (49, 38201037), (147, 12733679), (151, 12396363), (343, 5457291), (453, 4132121), (1029, 1819097), (1057, 1770909), (1721, 1087653), (2401, 779613), (3171, 590303), (5163, 362551), (7203, 259871), (7399, 252987), (12047, 155379), (22197, 84329), (36141, 51793)]