890444884

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{541}}^1\times {\mathrm{2027}}^1$

素因数の和:2608

約数の個数: 48

約数和(自身を含む): 1846615680

約数和(自身を除く): 956170796

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 541, 812, 1082, 2027, 2164, 3787, 4054, 7574, 8108, 14189, 15148, 15689, 28378, 31378, 56756, 58783, 62756, 109823, 117566, 219646, 235132, 411481, 439292, 822962, 1096607, 1645924, 2193214, 4386428, 7676249, 15352498, 30704996, 31801603, 63603206, 127206412, 222611221, 445222442, 890444884]

約数ペア:

[(1, 890444884), (2, 445222442), (4, 222611221), (7, 127206412), (14, 63603206), (28, 31801603), (29, 30704996), (58, 15352498), (116, 7676249), (203, 4386428), (406, 2193214), (541, 1645924), (812, 1096607), (1082, 822962), (2027, 439292), (2164, 411481), (3787, 235132), (4054, 219646), (7574, 117566), (8108, 109823), (14189, 62756), (15148, 58783), (15689, 56756), (28378, 31378)]