615996

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{241}}^1$

素因数の和:322

約数の個数: 36

約数和(自身を含む): 1585584

約数和(自身を除く): 969588

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 241, 284, 426, 482, 639, 723, 852, 964, 1278, 1446, 2169, 2556, 2892, 4338, 8676, 17111, 34222, 51333, 68444, 102666, 153999, 205332, 307998, 615996]

約数ペア:

[(1, 615996), (2, 307998), (3, 205332), (4, 153999), (6, 102666), (9, 68444), (12, 51333), (18, 34222), (36, 17111), (71, 8676), (142, 4338), (213, 2892), (241, 2556), (284, 2169), (426, 1446), (482, 1278), (639, 964), (723, 852)]