64714986

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{239}}^1\times {\mathrm{307}}^1$

素因数の和:568

約数の個数: 72

約数和(自身を含む): 164324160

約数和(自身を除く): 99609174

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 239, 294, 307, 441, 478, 614, 717, 882, 921, 1434, 1673, 1842, 2149, 2151, 2763, 3346, 4298, 4302, 5019, 5526, 6447, 10038, 11711, 12894, 15043, 15057, 19341, 23422, 30086, 30114, 35133, 38682, 45129, 70266, 73373, 90258, 105399, 135387, 146746, 210798, 220119, 270774, 440238, 513611, 660357, 1027222, 1320714, 1540833, 3081666, 3595277, 4622499, 7190554, 9244998, 10785831, 21571662, 32357493, 64714986]

約数ペア:

[(1, 64714986), (2, 32357493), (3, 21571662), (6, 10785831), (7, 9244998), (9, 7190554), (14, 4622499), (18, 3595277), (21, 3081666), (42, 1540833), (49, 1320714), (63, 1027222), (98, 660357), (126, 513611), (147, 440238), (239, 270774), (294, 220119), (307, 210798), (441, 146746), (478, 135387), (614, 105399), (717, 90258), (882, 73373), (921, 70266), (1434, 45129), (1673, 38682), (1842, 35133), (2149, 30114), (2151, 30086), (2763, 23422), (3346, 19341), (4298, 15057), (4302, 15043), (5019, 12894), (5526, 11711), (6447, 10038)]