2158676838

素因数分解:

$2^1\times 3^3\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{2521}}^1$

素因数の和:2790

約数の個数: 64

約数和(自身を含む): 4877346240

約数和(自身を除く): 2718669402

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 101, 157, 202, 303, 314, 471, 606, 909, 942, 1413, 1818, 2521, 2727, 2826, 4239, 5042, 5454, 7563, 8478, 15126, 15857, 22689, 31714, 45378, 47571, 68067, 95142, 136134, 142713, 254621, 285426, 395797, 428139, 509242, 763863, 791594, 856278, 1187391, 1527726, 2291589, 2374782, 3562173, 4583178, 6874767, 7124346, 10686519, 13749534, 21373038, 39975497, 79950994, 119926491, 239852982, 359779473, 719558946, 1079338419, 2158676838]

約数ペア:

[(1, 2158676838), (2, 1079338419), (3, 719558946), (6, 359779473), (9, 239852982), (18, 119926491), (27, 79950994), (54, 39975497), (101, 21373038), (157, 13749534), (202, 10686519), (303, 7124346), (314, 6874767), (471, 4583178), (606, 3562173), (909, 2374782), (942, 2291589), (1413, 1527726), (1818, 1187391), (2521, 856278), (2727, 791594), (2826, 763863), (4239, 509242), (5042, 428139), (5454, 395797), (7563, 285426), (8478, 254621), (15126, 142713), (15857, 136134), (22689, 95142), (31714, 68067), (45378, 47571)]