1330334668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{409}}^1\times {\mathrm{881}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 2551590720

約数和(自身を除く): 1221256052

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 284, 409, 818, 881, 923, 1636, 1762, 1846, 3524, 3692, 5317, 10634, 11453, 21268, 22906, 29039, 45812, 58078, 62551, 116156, 125102, 250204, 360329, 377507, 720658, 755014, 813163, 1441316, 1510028, 1626326, 3252652, 4684277, 9368554, 18737108, 25583359, 51166718, 102333436, 332583667, 665167334, 1330334668]

約数ペア:

[(1, 1330334668), (2, 665167334), (4, 332583667), (13, 102333436), (26, 51166718), (52, 25583359), (71, 18737108), (142, 9368554), (284, 4684277), (409, 3252652), (818, 1626326), (881, 1510028), (923, 1441316), (1636, 813163), (1762, 755014), (1846, 720658), (3524, 377507), (3692, 360329), (5317, 250204), (10634, 125102), (11453, 116156), (21268, 62551), (22906, 58078), (29039, 45812)]