71287416

素因数分解:

$2^3\times 3^2\times {\mathrm{101}}^1\times {\mathrm{9803}}^1$

素因数の和:9916

約数の個数: 48

約数和(自身を含む): 195001560

約数和(自身を除く): 123714144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 101, 202, 303, 404, 606, 808, 909, 1212, 1818, 2424, 3636, 7272, 9803, 19606, 29409, 39212, 58818, 78424, 88227, 117636, 176454, 235272, 352908, 705816, 990103, 1980206, 2970309, 3960412, 5940618, 7920824, 8910927, 11881236, 17821854, 23762472, 35643708, 71287416]

約数ペア:

[(1, 71287416), (2, 35643708), (3, 23762472), (4, 17821854), (6, 11881236), (8, 8910927), (9, 7920824), (12, 5940618), (18, 3960412), (24, 2970309), (36, 1980206), (72, 990103), (101, 705816), (202, 352908), (303, 235272), (404, 176454), (606, 117636), (808, 88227), (909, 78424), (1212, 58818), (1818, 39212), (2424, 29409), (3636, 19606), (7272, 9803)]