664659918

素因数分解:

$2^1\times 3^7\times {\mathrm{13}}^1\times {\mathrm{11689}}^1$

素因数の和:11725

約数の個数: 64

約数和(自身を含む): 1610414400

約数和(自身を除く): 945754482

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 729, 1053, 1458, 2106, 2187, 3159, 4374, 6318, 9477, 11689, 18954, 23378, 28431, 35067, 56862, 70134, 105201, 151957, 210402, 303914, 315603, 455871, 631206, 911742, 946809, 1367613, 1893618, 2735226, 2840427, 4102839, 5680854, 8205678, 8521281, 12308517, 17042562, 24617034, 25563843, 36925551, 51127686, 73851102, 110776653, 221553306, 332329959, 664659918]

約数ペア:

[(1, 664659918), (2, 332329959), (3, 221553306), (6, 110776653), (9, 73851102), (13, 51127686), (18, 36925551), (26, 25563843), (27, 24617034), (39, 17042562), (54, 12308517), (78, 8521281), (81, 8205678), (117, 5680854), (162, 4102839), (234, 2840427), (243, 2735226), (351, 1893618), (486, 1367613), (702, 946809), (729, 911742), (1053, 631206), (1458, 455871), (2106, 315603), (2187, 303914), (3159, 210402), (4374, 151957), (6318, 105201), (9477, 70134), (11689, 56862), (18954, 35067), (23378, 28431)]