213138546

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{1723}}^1$

素因数の和:2170

約数の個数: 32

約数和(自身を含む): 435689280

約数和(自身を除く): 222550734

約数列:

[1, 2, 3, 6, 53, 106, 159, 318, 389, 778, 1167, 1723, 2334, 3446, 5169, 10338, 20617, 41234, 61851, 91319, 123702, 182638, 273957, 547914, 670247, 1340494, 2010741, 4021482, 35523091, 71046182, 106569273, 213138546]

約数ペア:

[(1, 213138546), (2, 106569273), (3, 71046182), (6, 35523091), (53, 4021482), (106, 2010741), (159, 1340494), (318, 670247), (389, 547914), (778, 273957), (1167, 182638), (1723, 123702), (2334, 91319), (3446, 61851), (5169, 41234), (10338, 20617)]