31690996

素因数分解:

$2^2\times {\mathrm{131}}^1\times {\mathrm{197}}^1\times {\mathrm{307}}^1$

素因数の和:639

約数の個数: 24

約数和(自身を含む): 56349216

約数和(自身を除く): 24658220

約数列:

[1, 2, 4, 131, 197, 262, 307, 394, 524, 614, 788, 1228, 25807, 40217, 51614, 60479, 80434, 103228, 120958, 160868, 241916, 7922749, 15845498, 31690996]

約数ペア:

[(1, 31690996), (2, 15845498), (4, 7922749), (131, 241916), (197, 160868), (262, 120958), (307, 103228), (394, 80434), (524, 60479), (614, 51614), (788, 40217), (1228, 25807)]