156980159

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 197582976

約数和(自身を除く): 40602817

約数列:

[1, 7, 17, 37, 101, 119, 259, 353, 629, 707, 1717, 2471, 3737, 4403, 6001, 12019, 13061, 26159, 35653, 42007, 63529, 91427, 222037, 249571, 444703, 606101, 1319161, 1554259, 4242707, 9234127, 22425737, 156980159]

約数ペア:

[(1, 156980159), (7, 22425737), (17, 9234127), (37, 4242707), (101, 1554259), (119, 1319161), (259, 606101), (353, 444703), (629, 249571), (707, 222037), (1717, 91427), (2471, 63529), (3737, 42007), (4403, 35653), (6001, 26159), (12019, 13061)]