70816215

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 116220096

約数和(自身を除く): 45403881

約数列:

[1, 3, 5, 15, 53, 159, 265, 281, 317, 795, 843, 951, 1405, 1585, 4215, 4755, 14893, 16801, 44679, 50403, 74465, 84005, 89077, 223395, 252015, 267231, 445385, 1336155, 4721081, 14163243, 23605405, 70816215]

約数ペア:

[(1, 70816215), (3, 23605405), (5, 14163243), (15, 4721081), (53, 1336155), (159, 445385), (265, 267231), (281, 252015), (317, 223395), (795, 89077), (843, 84005), (951, 74465), (1405, 50403), (1585, 44679), (4215, 16801), (4755, 14893)]