164895978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{227}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 364654080

約数和(自身を除く): 199758102

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 139, 201, 227, 278, 402, 417, 454, 681, 834, 871, 1362, 1742, 1807, 2613, 2951, 3614, 5226, 5421, 5902, 8853, 9313, 10842, 15209, 17706, 18626, 27939, 30418, 31553, 45627, 55878, 63106, 91254, 94659, 121069, 189318, 197717, 242138, 363207, 395434, 410189, 593151, 726414, 820378, 1186302, 1230567, 2114051, 2461134, 4228102, 6342153, 12684306, 27482663, 54965326, 82447989, 164895978]

約数ペア:

[(1, 164895978), (2, 82447989), (3, 54965326), (6, 27482663), (13, 12684306), (26, 6342153), (39, 4228102), (67, 2461134), (78, 2114051), (134, 1230567), (139, 1186302), (201, 820378), (227, 726414), (278, 593151), (402, 410189), (417, 395434), (454, 363207), (681, 242138), (834, 197717), (871, 189318), (1362, 121069), (1742, 94659), (1807, 91254), (2613, 63106), (2951, 55878), (3614, 45627), (5226, 31553), (5421, 30418), (5902, 27939), (8853, 18626), (9313, 17706), (10842, 15209)]