15940484

素因数分解:

$2^2\times 7^2\times {\mathrm{167}}^1\times {\mathrm{487}}^1$

素因数の和:672

約数の個数: 36

約数和(自身を含む): 32711616

約数和(自身を除く): 16771132

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 167, 196, 334, 487, 668, 974, 1169, 1948, 2338, 3409, 4676, 6818, 8183, 13636, 16366, 23863, 32732, 47726, 81329, 95452, 162658, 325316, 569303, 1138606, 2277212, 3985121, 7970242, 15940484]

約数ペア:

[(1, 15940484), (2, 7970242), (4, 3985121), (7, 2277212), (14, 1138606), (28, 569303), (49, 325316), (98, 162658), (167, 95452), (196, 81329), (334, 47726), (487, 32732), (668, 23863), (974, 16366), (1169, 13636), (1948, 8183), (2338, 6818), (3409, 4676)]