1285960228

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{47791}}^1$

素因数の和:47864

約数の個数: 36

約数和(自身を含む): 2657617536

約数和(自身を除く): 1371657308

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 961, 1922, 3844, 6727, 13454, 26908, 47791, 95582, 191164, 334537, 669074, 1338148, 1481521, 2963042, 5926084, 10370647, 20741294, 41482588, 45927151, 91854302, 183708604, 321490057, 642980114, 1285960228]

約数ペア:

[(1, 1285960228), (2, 642980114), (4, 321490057), (7, 183708604), (14, 91854302), (28, 45927151), (31, 41482588), (62, 20741294), (124, 10370647), (217, 5926084), (434, 2963042), (868, 1481521), (961, 1338148), (1922, 669074), (3844, 334537), (6727, 191164), (13454, 95582), (26908, 47791)]