290794518

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{487}}^1\times {\mathrm{677}}^1$

素因数の和:1186

約数の個数: 72

約数和(自身を含む): 735510672

約数和(自身を除く): 444716154

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 487, 677, 882, 974, 1354, 1461, 2031, 2922, 3409, 4062, 4383, 4739, 6093, 6818, 8766, 9478, 10227, 12186, 14217, 20454, 23863, 28434, 30681, 33173, 42651, 47726, 61362, 66346, 71589, 85302, 99519, 143178, 199038, 214767, 298557, 329699, 429534, 597114, 659398, 989097, 1978194, 2307893, 2967291, 4615786, 5934582, 6923679, 13847358, 16155251, 20771037, 32310502, 41542074, 48465753, 96931506, 145397259, 290794518]

約数ペア:

[(1, 290794518), (2, 145397259), (3, 96931506), (6, 48465753), (7, 41542074), (9, 32310502), (14, 20771037), (18, 16155251), (21, 13847358), (42, 6923679), (49, 5934582), (63, 4615786), (98, 2967291), (126, 2307893), (147, 1978194), (294, 989097), (441, 659398), (487, 597114), (677, 429534), (882, 329699), (974, 298557), (1354, 214767), (1461, 199038), (2031, 143178), (2922, 99519), (3409, 85302), (4062, 71589), (4383, 66346), (4739, 61362), (6093, 47726), (6818, 42651), (8766, 33173), (9478, 30681), (10227, 28434), (12186, 23863), (14217, 20454)]