81889938

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5737}}^1$

素因数の和:5819

約数の個数: 48

約数和(自身を含む): 194242776

約数和(自身を除く): 112352838

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 61, 78, 117, 122, 183, 234, 366, 549, 793, 1098, 1586, 2379, 4758, 5737, 7137, 11474, 14274, 17211, 34422, 51633, 74581, 103266, 149162, 223743, 349957, 447486, 671229, 699914, 1049871, 1342458, 2099742, 3149613, 4549441, 6299226, 9098882, 13648323, 27296646, 40944969, 81889938]

約数ペア:

[(1, 81889938), (2, 40944969), (3, 27296646), (6, 13648323), (9, 9098882), (13, 6299226), (18, 4549441), (26, 3149613), (39, 2099742), (61, 1342458), (78, 1049871), (117, 699914), (122, 671229), (183, 447486), (234, 349957), (366, 223743), (549, 149162), (793, 103266), (1098, 74581), (1586, 51633), (2379, 34422), (4758, 17211), (5737, 14274), (7137, 11474)]