139957064

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43411}}^1$

素因数の和:43461

約数の個数: 32

約数和(自身を含む): 291728640

約数和(自身を除く): 151771576

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 43411, 86822, 173644, 347288, 564343, 1128686, 1345741, 2257372, 2691482, 4514744, 5382964, 10765928, 17494633, 34989266, 69978532, 139957064]

約数ペア:

[(1, 139957064), (2, 69978532), (4, 34989266), (8, 17494633), (13, 10765928), (26, 5382964), (31, 4514744), (52, 2691482), (62, 2257372), (104, 1345741), (124, 1128686), (248, 564343), (403, 347288), (806, 173644), (1612, 86822), (3224, 43411)]