64916826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2659}}^1$

素因数の和:2990

約数の個数: 32

約数和(自身を含む): 140320320

約数和(自身を除く): 75403494

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 313, 626, 939, 1878, 2659, 4069, 5318, 7977, 8138, 12207, 15954, 24414, 34567, 69134, 103701, 207402, 832267, 1664534, 2496801, 4993602, 10819471, 21638942, 32458413, 64916826]

約数ペア:

[(1, 64916826), (2, 32458413), (3, 21638942), (6, 10819471), (13, 4993602), (26, 2496801), (39, 1664534), (78, 832267), (313, 207402), (626, 103701), (939, 69134), (1878, 34567), (2659, 24414), (4069, 15954), (5318, 12207), (7977, 8138)]