156717428091

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{263}}^1\times {\mathrm{213349}}^1$

素因数の和:213648

約数の個数: 48

約数和(自身を含む): 256839264000

約数和(自身を除く): 100121835909

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 263, 399, 789, 931, 1841, 2793, 4997, 5523, 12887, 14991, 34979, 38661, 104937, 213349, 244853, 640047, 734559, 1493443, 4053631, 4480329, 10454101, 12160893, 28375417, 31362303, 56110787, 85126251, 168332361, 198627919, 392775509, 595883757, 1066104953, 1178326527, 2749428563, 3198314859, 7462734671, 8248285689, 22388204013, 52239142697, 156717428091]

約数ペア:

[(1, 156717428091), (3, 52239142697), (7, 22388204013), (19, 8248285689), (21, 7462734671), (49, 3198314859), (57, 2749428563), (133, 1178326527), (147, 1066104953), (263, 595883757), (399, 392775509), (789, 198627919), (931, 168332361), (1841, 85126251), (2793, 56110787), (4997, 31362303), (5523, 28375417), (12887, 12160893), (14991, 10454101), (34979, 4480329), (38661, 4053631), (104937, 1493443), (213349, 734559), (244853, 640047)]