611730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{971}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 1819584

約数和(自身を除く): 1207854

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 971, 1942, 2913, 4855, 5826, 6797, 8739, 9710, 13594, 14565, 17478, 20391, 29130, 33985, 40782, 43695, 61173, 67970, 87390, 101955, 122346, 203910, 305865, 611730]

約数ペア:

[(1, 611730), (2, 305865), (3, 203910), (5, 122346), (6, 101955), (7, 87390), (9, 67970), (10, 61173), (14, 43695), (15, 40782), (18, 33985), (21, 29130), (30, 20391), (35, 17478), (42, 14565), (45, 13594), (63, 9710), (70, 8739), (90, 6797), (105, 5826), (126, 4855), (210, 2913), (315, 1942), (630, 971)]