256713492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{29671}}^1$

素因数の和:29788

約数の個数: 48

約数和(自身を含む): 691238912

約数和(自身を除く): 434525420

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 103, 206, 309, 412, 618, 721, 1236, 1442, 2163, 2884, 4326, 8652, 29671, 59342, 89013, 118684, 178026, 207697, 356052, 415394, 623091, 830788, 1246182, 2492364, 3056113, 6112226, 9168339, 12224452, 18336678, 21392791, 36673356, 42785582, 64178373, 85571164, 128356746, 256713492]

約数ペア:

[(1, 256713492), (2, 128356746), (3, 85571164), (4, 64178373), (6, 42785582), (7, 36673356), (12, 21392791), (14, 18336678), (21, 12224452), (28, 9168339), (42, 6112226), (84, 3056113), (103, 2492364), (206, 1246182), (309, 830788), (412, 623091), (618, 415394), (721, 356052), (1236, 207697), (1442, 178026), (2163, 118684), (2884, 89013), (4326, 59342), (8652, 29671)]