208044955881

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1\times {\mathrm{309523}}^1$

素因数の和:309810

約数の個数: 48

約数和(自身を含む): 352292788224

約数和(自身を除く): 144247832343

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 227, 329, 423, 681, 987, 1589, 2043, 2961, 4767, 10669, 14301, 32007, 74683, 96021, 224049, 309523, 672147, 928569, 2166661, 2785707, 6499983, 14547581, 19499949, 43642743, 70261721, 101833067, 130928229, 210785163, 305499201, 491832047, 632355489, 916497603, 1475496141, 3302300887, 4426488423, 9906902661, 23116106209, 29720707983, 69348318627, 208044955881]

約数ペア:

[(1, 208044955881), (3, 69348318627), (7, 29720707983), (9, 23116106209), (21, 9906902661), (47, 4426488423), (63, 3302300887), (141, 1475496141), (227, 916497603), (329, 632355489), (423, 491832047), (681, 305499201), (987, 210785163), (1589, 130928229), (2043, 101833067), (2961, 70261721), (4767, 43642743), (10669, 19499949), (14301, 14547581), (32007, 6499983), (74683, 2785707), (96021, 2166661), (224049, 928569), (309523, 672147)]