217647510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{168719}}^1$

素因数の和:168772

約数の個数: 32

約数和(自身を含む): 534504960

約数和(自身を除く): 316857450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 168719, 337438, 506157, 843595, 1012314, 1687190, 2530785, 5061570, 7254917, 14509834, 21764751, 36274585, 43529502, 72549170, 108823755, 217647510]

約数ペア:

[(1, 217647510), (2, 108823755), (3, 72549170), (5, 43529502), (6, 36274585), (10, 21764751), (15, 14509834), (30, 7254917), (43, 5061570), (86, 2530785), (129, 1687190), (215, 1012314), (258, 843595), (430, 506157), (645, 337438), (1290, 168719)]