156916515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{18917}}^1$

素因数の和:19011

約数の個数: 32

約数和(自身を含む): 290580480

約数和(自身を除く): 133663965

約数列:

[1, 3, 5, 7, 15, 21, 35, 79, 105, 237, 395, 553, 1185, 1659, 2765, 8295, 18917, 56751, 94585, 132419, 283755, 397257, 662095, 1494443, 1986285, 4483329, 7472215, 10461101, 22416645, 31383303, 52305505, 156916515]

約数ペア:

[(1, 156916515), (3, 52305505), (5, 31383303), (7, 22416645), (15, 10461101), (21, 7472215), (35, 4483329), (79, 1986285), (105, 1494443), (237, 662095), (395, 397257), (553, 283755), (1185, 132419), (1659, 94585), (2765, 56751), (8295, 18917)]