290209538

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1801}}^1$

素因数の和:1970

約数の個数: 32

約数和(自身を含む): 473306112

約数和(自身を除く): 183096574

約数列:

[1, 2, 23, 31, 46, 62, 113, 226, 713, 1426, 1801, 2599, 3503, 3602, 5198, 7006, 41423, 55831, 80569, 82846, 111662, 161138, 203513, 407026, 1284113, 2568226, 4680799, 6308903, 9361598, 12617806, 145104769, 290209538]

約数ペア:

[(1, 290209538), (2, 145104769), (23, 12617806), (31, 9361598), (46, 6308903), (62, 4680799), (113, 2568226), (226, 1284113), (713, 407026), (1426, 203513), (1801, 161138), (2599, 111662), (3503, 82846), (3602, 80569), (5198, 55831), (7006, 41423)]