123738426

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{239}}^1\times {\mathrm{587}}^1$

素因数の和:848

約数の個数: 72

約数和(自身を含む): 313709760

約数和(自身を除く): 189971334

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 239, 294, 441, 478, 587, 717, 882, 1174, 1434, 1673, 1761, 2151, 3346, 3522, 4109, 4302, 5019, 5283, 8218, 10038, 10566, 11711, 12327, 15057, 23422, 24654, 28763, 30114, 35133, 36981, 57526, 70266, 73962, 86289, 105399, 140293, 172578, 210798, 258867, 280586, 420879, 517734, 841758, 982051, 1262637, 1964102, 2525274, 2946153, 5892306, 6874357, 8838459, 13748714, 17676918, 20623071, 41246142, 61869213, 123738426]

約数ペア:

[(1, 123738426), (2, 61869213), (3, 41246142), (6, 20623071), (7, 17676918), (9, 13748714), (14, 8838459), (18, 6874357), (21, 5892306), (42, 2946153), (49, 2525274), (63, 1964102), (98, 1262637), (126, 982051), (147, 841758), (239, 517734), (294, 420879), (441, 280586), (478, 258867), (587, 210798), (717, 172578), (882, 140293), (1174, 105399), (1434, 86289), (1673, 73962), (1761, 70266), (2151, 57526), (3346, 36981), (3522, 35133), (4109, 30114), (4302, 28763), (5019, 24654), (5283, 23422), (8218, 15057), (10038, 12327), (10566, 11711)]