1218979908

素因数分解:

$2^2\times 3^3\times {\mathrm{101}}^1\times {\mathrm{111751}}^1$

素因数の和:111865

約数の個数: 48

約数和(自身を含む): 3191637120

約数和(自身を除く): 1972657212

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 101, 108, 202, 303, 404, 606, 909, 1212, 1818, 2727, 3636, 5454, 10908, 111751, 223502, 335253, 447004, 670506, 1005759, 1341012, 2011518, 3017277, 4023036, 6034554, 11286851, 12069108, 22573702, 33860553, 45147404, 67721106, 101581659, 135442212, 203163318, 304744977, 406326636, 609489954, 1218979908]

約数ペア:

[(1, 1218979908), (2, 609489954), (3, 406326636), (4, 304744977), (6, 203163318), (9, 135442212), (12, 101581659), (18, 67721106), (27, 45147404), (36, 33860553), (54, 22573702), (101, 12069108), (108, 11286851), (202, 6034554), (303, 4023036), (404, 3017277), (606, 2011518), (909, 1341012), (1212, 1005759), (1818, 670506), (2727, 447004), (3636, 335253), (5454, 223502), (10908, 111751)]