421657328

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{1831}}^1$

素因数の和:2265

約数の個数: 40

約数和(自身を含む): 841657440

約数和(自身を除く): 420000112

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 389, 592, 778, 1556, 1831, 3112, 3662, 6224, 7324, 14393, 14648, 28786, 29296, 57572, 67747, 115144, 135494, 230288, 270988, 541976, 712259, 1083952, 1424518, 2849036, 5698072, 11396144, 26353583, 52707166, 105414332, 210828664, 421657328]

約数ペア:

[(1, 421657328), (2, 210828664), (4, 105414332), (8, 52707166), (16, 26353583), (37, 11396144), (74, 5698072), (148, 2849036), (296, 1424518), (389, 1083952), (592, 712259), (778, 541976), (1556, 270988), (1831, 230288), (3112, 135494), (3662, 115144), (6224, 67747), (7324, 57572), (14393, 29296), (14648, 28786)]