221565330

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{351691}}^1$

素因数の和:351711

約数の個数: 48

約数和(自身を含む): 658367424

約数和(自身を除く): 436802094

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, 351691, 703382, 1055073, 1758455, 2110146, 2461837, 3165219, 3516910, 4923674, 5275365, 6330438, 7385511, 10550730, 12309185, 14771022, 15826095, 22156533, 24618370, 31652190, 36927555, 44313066, 73855110, 110782665, 221565330]

約数ペア:

[(1, 221565330), (2, 110782665), (3, 73855110), (5, 44313066), (6, 36927555), (7, 31652190), (9, 24618370), (10, 22156533), (14, 15826095), (15, 14771022), (18, 12309185), (21, 10550730), (30, 7385511), (35, 6330438), (42, 5275365), (45, 4923674), (63, 3516910), (70, 3165219), (90, 2461837), (105, 2110146), (126, 1758455), (210, 1055073), (315, 703382), (630, 351691)]