238907266

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{947}}^1$

素因数の和:1306

約数の個数: 32

約数和(自身を含む): 400071168

約数和(自身を除く): 161163902

約数列:

[1, 2, 13, 26, 31, 62, 313, 403, 626, 806, 947, 1894, 4069, 8138, 9703, 12311, 19406, 24622, 29357, 58714, 126139, 252278, 296411, 381641, 592822, 763282, 3853343, 7706686, 9188741, 18377482, 119453633, 238907266]

約数ペア:

[(1, 238907266), (2, 119453633), (13, 18377482), (26, 9188741), (31, 7706686), (62, 3853343), (313, 763282), (403, 592822), (626, 381641), (806, 296411), (947, 252278), (1894, 126139), (4069, 58714), (8138, 29357), (9703, 24622), (12311, 19406)]