319442305

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{367}}^1\times {\mathrm{1913}}^1$

素因数の和:2305

約数の個数: 32

約数和(自身を含む): 473324544

約数和(自身を除く): 153882239

約数列:

[1, 5, 7, 13, 35, 65, 91, 367, 455, 1835, 1913, 2569, 4771, 9565, 12845, 13391, 23855, 24869, 33397, 66955, 124345, 166985, 174083, 702071, 870415, 3510355, 4914497, 9126923, 24572485, 45634615, 63888461, 319442305]

約数ペア:

[(1, 319442305), (5, 63888461), (7, 45634615), (13, 24572485), (35, 9126923), (65, 4914497), (91, 3510355), (367, 870415), (455, 702071), (1835, 174083), (1913, 166985), (2569, 124345), (4771, 66955), (9565, 33397), (12845, 24869), (13391, 23855)]