621330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:298

約数の個数: 32

約数和(自身を含む): 1512000

約数和(自身を除く): 890670

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 149, 278, 298, 417, 447, 695, 745, 834, 894, 1390, 1490, 2085, 2235, 4170, 4470, 20711, 41422, 62133, 103555, 124266, 207110, 310665, 621330]

約数ペア:

[(1, 621330), (2, 310665), (3, 207110), (5, 124266), (6, 103555), (10, 62133), (15, 41422), (30, 20711), (139, 4470), (149, 4170), (278, 2235), (298, 2085), (417, 1490), (447, 1390), (695, 894), (745, 834)]