87620858

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 144970560

約数和(自身を除く): 57349702

約数列:

[1, 2, 13, 26, 67, 134, 179, 281, 358, 562, 871, 1742, 2327, 3653, 4654, 7306, 11993, 18827, 23986, 37654, 50299, 100598, 155909, 244751, 311818, 489502, 653887, 1307774, 3370033, 6740066, 43810429, 87620858]

約数ペア:

[(1, 87620858), (2, 43810429), (13, 6740066), (26, 3370033), (67, 1307774), (134, 653887), (179, 489502), (281, 311818), (358, 244751), (562, 155909), (871, 100598), (1742, 50299), (2327, 37654), (3653, 23986), (4654, 18827), (7306, 11993)]