42519939

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 75644928

約数和(自身を除く): 33124989

約数列:

[1, 3, 7, 11, 21, 23, 33, 53, 69, 77, 151, 159, 161, 231, 253, 371, 453, 483, 583, 759, 1057, 1113, 1219, 1661, 1749, 1771, 3171, 3473, 3657, 4081, 4983, 5313, 8003, 8533, 10419, 11627, 12243, 13409, 24009, 24311, 25599, 34881, 38203, 40227, 56021, 72933, 88033, 93863, 114609, 168063, 184069, 264099, 267421, 281589, 552207, 616231, 802263, 1288483, 1848693, 2024759, 3865449, 6074277, 14173313, 42519939]

約数ペア:

[(1, 42519939), (3, 14173313), (7, 6074277), (11, 3865449), (21, 2024759), (23, 1848693), (33, 1288483), (53, 802263), (69, 616231), (77, 552207), (151, 281589), (159, 267421), (161, 264099), (231, 184069), (253, 168063), (371, 114609), (453, 93863), (483, 88033), (583, 72933), (759, 56021), (1057, 40227), (1113, 38203), (1219, 34881), (1661, 25599), (1749, 24311), (1771, 24009), (3171, 13409), (3473, 12243), (3657, 11627), (4081, 10419), (4983, 8533), (5313, 8003)]