142345505

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{4283}}^1$

素因数の和:4345

約数の個数: 24

約数和(自身を含む): 189387072

約数和(自身を除く): 47041567

約数列:

[1, 5, 17, 23, 85, 115, 289, 391, 1445, 1955, 4283, 6647, 21415, 33235, 72811, 98509, 364055, 492545, 1237787, 1674653, 6188935, 8373265, 28469101, 142345505]

約数ペア:

[(1, 142345505), (5, 28469101), (17, 8373265), (23, 6188935), (85, 1674653), (115, 1237787), (289, 492545), (391, 364055), (1445, 98509), (1955, 72811), (4283, 33235), (6647, 21415)]