189947790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2110531}}^1$

素因数の和:2110544

約数の個数: 24

約数和(自身を含む): 493864488

約数和(自身を除く): 303916698

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2110531, 4221062, 6331593, 10552655, 12663186, 18994779, 21105310, 31657965, 37989558, 63315930, 94973895, 189947790]

約数ペア:

[(1, 189947790), (2, 94973895), (3, 63315930), (5, 37989558), (6, 31657965), (9, 21105310), (10, 18994779), (15, 12663186), (18, 10552655), (30, 6331593), (45, 4221062), (90, 2110531)]