28217730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{17747}}^1$

素因数の和:17810

約数の個数: 32

約数和(自身を含む): 69004224

約数和(自身を除く): 40786494

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 53, 106, 159, 265, 318, 530, 795, 1590, 17747, 35494, 53241, 88735, 106482, 177470, 266205, 532410, 940591, 1881182, 2821773, 4702955, 5643546, 9405910, 14108865, 28217730]

約数ペア:

[(1, 28217730), (2, 14108865), (3, 9405910), (5, 5643546), (6, 4702955), (10, 2821773), (15, 1881182), (30, 940591), (53, 532410), (106, 266205), (159, 177470), (265, 106482), (318, 88735), (530, 53241), (795, 35494), (1590, 17747)]