253571885

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{1523}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 358152192

約数和(自身を除く): 104580307

約数列:

[1, 5, 7, 35, 67, 71, 335, 355, 469, 497, 1523, 2345, 2485, 4757, 7615, 10661, 23785, 33299, 53305, 102041, 108133, 166495, 510205, 540665, 714287, 756931, 3571435, 3784655, 7244911, 36224555, 50714377, 253571885]

約数ペア:

[(1, 253571885), (5, 50714377), (7, 36224555), (35, 7244911), (67, 3784655), (71, 3571435), (335, 756931), (355, 714287), (469, 540665), (497, 510205), (1523, 166495), (2345, 108133), (2485, 102041), (4757, 53305), (7615, 33299), (10661, 23785)]