56978478

素因数分解:

$2^1\times 3^4\times {\mathrm{509}}^1\times {\mathrm{691}}^1$

素因数の和:1214

約数の個数: 40

約数和(自身を含む): 128109960

約数和(自身を除く): 71131482

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 509, 691, 1018, 1382, 1527, 2073, 3054, 4146, 4581, 6219, 9162, 12438, 13743, 18657, 27486, 37314, 41229, 55971, 82458, 111942, 351719, 703438, 1055157, 2110314, 3165471, 6330942, 9496413, 18992826, 28489239, 56978478]

約数ペア:

[(1, 56978478), (2, 28489239), (3, 18992826), (6, 9496413), (9, 6330942), (18, 3165471), (27, 2110314), (54, 1055157), (81, 703438), (162, 351719), (509, 111942), (691, 82458), (1018, 55971), (1382, 41229), (1527, 37314), (2073, 27486), (3054, 18657), (4146, 13743), (4581, 12438), (6219, 9162)]