47440406

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 78926400

約数和(自身を除く): 31485994

約数列:

[1, 2, 13, 26, 53, 106, 173, 199, 346, 398, 689, 1378, 2249, 2587, 4498, 5174, 9169, 10547, 18338, 21094, 34427, 68854, 119197, 137111, 238394, 274222, 447551, 895102, 1824631, 3649262, 23720203, 47440406]

約数ペア:

[(1, 47440406), (2, 23720203), (13, 3649262), (26, 1824631), (53, 895102), (106, 447551), (173, 274222), (199, 238394), (346, 137111), (398, 119197), (689, 68854), (1378, 34427), (2249, 21094), (2587, 18338), (4498, 10547), (5174, 9169)]