4131645

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1$

素因数の和:162

約数の個数: 48

約数和(自身を含む): 8046720

約数和(自身を除く): 3915075

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 109, 133, 285, 327, 361, 399, 545, 665, 763, 1083, 1635, 1805, 1995, 2071, 2289, 2527, 3815, 5415, 6213, 7581, 10355, 11445, 12635, 14497, 31065, 37905, 39349, 43491, 72485, 118047, 196745, 217455, 275443, 590235, 826329, 1377215, 4131645]

約数ペア:

[(1, 4131645), (3, 1377215), (5, 826329), (7, 590235), (15, 275443), (19, 217455), (21, 196745), (35, 118047), (57, 72485), (95, 43491), (105, 39349), (109, 37905), (133, 31065), (285, 14497), (327, 12635), (361, 11445), (399, 10355), (545, 7581), (665, 6213), (763, 5415), (1083, 3815), (1635, 2527), (1805, 2289), (1995, 2071)]