31480164

素因数分解:

$2^2\times 3^5\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 83472480

約数和(自身を除く): 51992316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 139, 162, 233, 243, 278, 324, 417, 466, 486, 556, 699, 834, 932, 972, 1251, 1398, 1668, 2097, 2502, 2796, 3753, 4194, 5004, 6291, 7506, 8388, 11259, 12582, 15012, 18873, 22518, 25164, 32387, 33777, 37746, 45036, 56619, 64774, 67554, 75492, 97161, 113238, 129548, 135108, 194322, 226476, 291483, 388644, 582966, 874449, 1165932, 1748898, 2623347, 3497796, 5246694, 7870041, 10493388, 15740082, 31480164]

約数ペア:

[(1, 31480164), (2, 15740082), (3, 10493388), (4, 7870041), (6, 5246694), (9, 3497796), (12, 2623347), (18, 1748898), (27, 1165932), (36, 874449), (54, 582966), (81, 388644), (108, 291483), (139, 226476), (162, 194322), (233, 135108), (243, 129548), (278, 113238), (324, 97161), (417, 75492), (466, 67554), (486, 64774), (556, 56619), (699, 45036), (834, 37746), (932, 33777), (972, 32387), (1251, 25164), (1398, 22518), (1668, 18873), (2097, 15012), (2502, 12582), (2796, 11259), (3753, 8388), (4194, 7506), (5004, 6291)]