28178628

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{359}}^1$

素因数の和:608

約数の個数: 48

約数和(自身を含む): 68382720

約数和(自身を除く): 40204092

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 211, 359, 372, 422, 633, 718, 844, 1077, 1266, 1436, 2154, 2532, 4308, 6541, 11129, 13082, 19623, 22258, 26164, 33387, 39246, 44516, 66774, 75749, 78492, 133548, 151498, 227247, 302996, 454494, 908988, 2348219, 4696438, 7044657, 9392876, 14089314, 28178628]

約数ペア:

[(1, 28178628), (2, 14089314), (3, 9392876), (4, 7044657), (6, 4696438), (12, 2348219), (31, 908988), (62, 454494), (93, 302996), (124, 227247), (186, 151498), (211, 133548), (359, 78492), (372, 75749), (422, 66774), (633, 44516), (718, 39246), (844, 33387), (1077, 26164), (1266, 22258), (1436, 19623), (2154, 13082), (2532, 11129), (4308, 6541)]