855589084

素因数分解:

$2^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1\times {\mathrm{1019}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 1732792320

約数和(自身を除く): 877203236

約数列:

[1, 2, 4, 7, 14, 28, 157, 191, 314, 382, 628, 764, 1019, 1099, 1337, 2038, 2198, 2674, 4076, 4396, 5348, 7133, 14266, 28532, 29987, 59974, 119948, 159983, 194629, 209909, 319966, 389258, 419818, 639932, 778516, 839636, 1119881, 1362403, 2239762, 2724806, 4479524, 5449612, 30556753, 61113506, 122227012, 213897271, 427794542, 855589084]

約数ペア:

[(1, 855589084), (2, 427794542), (4, 213897271), (7, 122227012), (14, 61113506), (28, 30556753), (157, 5449612), (191, 4479524), (314, 2724806), (382, 2239762), (628, 1362403), (764, 1119881), (1019, 839636), (1099, 778516), (1337, 639932), (2038, 419818), (2198, 389258), (2674, 319966), (4076, 209909), (4396, 194629), (5348, 159983), (7133, 119948), (14266, 59974), (28532, 29987)]