66472728

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{395671}}^1$

素因数の和:395687

約数の個数: 32

約数和(自身を含む): 189922560

約数和(自身を除く): 123449832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 395671, 791342, 1187013, 1582684, 2374026, 2769697, 3165368, 4748052, 5539394, 8309091, 9496104, 11078788, 16618182, 22157576, 33236364, 66472728]

約数ペア:

[(1, 66472728), (2, 33236364), (3, 22157576), (4, 16618182), (6, 11078788), (7, 9496104), (8, 8309091), (12, 5539394), (14, 4748052), (21, 3165368), (24, 2769697), (28, 2374026), (42, 1582684), (56, 1187013), (84, 791342), (168, 395671)]