13375719

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:237

約数の個数: 64

約数和(自身を含む): 25159680

約数和(自身を除く): 11783961

約数列:

[1, 3, 7, 9, 17, 21, 23, 27, 51, 63, 69, 119, 153, 161, 181, 189, 207, 357, 391, 459, 483, 543, 621, 1071, 1173, 1267, 1449, 1629, 2737, 3077, 3213, 3519, 3801, 4163, 4347, 4887, 8211, 9231, 10557, 11403, 12489, 21539, 24633, 27693, 29141, 34209, 37467, 64617, 70771, 73899, 83079, 87423, 112401, 193851, 212313, 262269, 495397, 581553, 636939, 786807, 1486191, 1910817, 4458573, 13375719]

約数ペア:

[(1, 13375719), (3, 4458573), (7, 1910817), (9, 1486191), (17, 786807), (21, 636939), (23, 581553), (27, 495397), (51, 262269), (63, 212313), (69, 193851), (119, 112401), (153, 87423), (161, 83079), (181, 73899), (189, 70771), (207, 64617), (357, 37467), (391, 34209), (459, 29141), (483, 27693), (543, 24633), (621, 21539), (1071, 12489), (1173, 11403), (1267, 10557), (1449, 9231), (1629, 8211), (2737, 4887), (3077, 4347), (3213, 4163), (3519, 3801)]