28220962

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 54960768

約数和(自身を除く): 26739806

約数列:

[1, 2, 7, 11, 14, 22, 47, 49, 77, 94, 98, 154, 329, 517, 539, 557, 658, 1034, 1078, 1114, 2303, 3619, 3899, 4606, 6127, 7238, 7798, 12254, 25333, 26179, 27293, 42889, 50666, 52358, 54586, 85778, 183253, 287969, 300223, 366506, 575938, 600446, 1282771, 2015783, 2565542, 4031566, 14110481, 28220962]

約数ペア:

[(1, 28220962), (2, 14110481), (7, 4031566), (11, 2565542), (14, 2015783), (22, 1282771), (47, 600446), (49, 575938), (77, 366506), (94, 300223), (98, 287969), (154, 183253), (329, 85778), (517, 54586), (539, 52358), (557, 50666), (658, 42889), (1034, 27293), (1078, 26179), (1114, 25333), (2303, 12254), (3619, 7798), (3899, 7238), (4606, 6127)]