291218964

素因数分解:

$2^2\times 3^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1\times {\mathrm{1109}}^1$

素因数の和:1472

約数の個数: 48

約数和(自身を含む): 691219200

約数和(自身を除く): 400000236

約数列:

[1, 2, 3, 4, 6, 12, 79, 158, 237, 277, 316, 474, 554, 831, 948, 1108, 1109, 1662, 2218, 3324, 3327, 4436, 6654, 13308, 21883, 43766, 65649, 87532, 87611, 131298, 175222, 262596, 262833, 307193, 350444, 525666, 614386, 921579, 1051332, 1228772, 1843158, 3686316, 24268247, 48536494, 72804741, 97072988, 145609482, 291218964]

約数ペア:

[(1, 291218964), (2, 145609482), (3, 97072988), (4, 72804741), (6, 48536494), (12, 24268247), (79, 3686316), (158, 1843158), (237, 1228772), (277, 1051332), (316, 921579), (474, 614386), (554, 525666), (831, 350444), (948, 307193), (1108, 262833), (1109, 262596), (1662, 175222), (2218, 131298), (3324, 87611), (3327, 87532), (4436, 65649), (6654, 43766), (13308, 21883)]