28671090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{311}}^1\times {\mathrm{439}}^1$

素因数の和:767

約数の個数: 64

約数和(自身を含む): 79073280

約数和(自身を除く): 50402190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 311, 439, 622, 878, 933, 1317, 1555, 1866, 2177, 2195, 2634, 3073, 3110, 4354, 4390, 4665, 6146, 6531, 6585, 9219, 9330, 10885, 13062, 13170, 15365, 18438, 21770, 30730, 32655, 46095, 65310, 92190, 136529, 273058, 409587, 682645, 819174, 955703, 1365290, 1911406, 2047935, 2867109, 4095870, 4778515, 5734218, 9557030, 14335545, 28671090]

約数ペア:

[(1, 28671090), (2, 14335545), (3, 9557030), (5, 5734218), (6, 4778515), (7, 4095870), (10, 2867109), (14, 2047935), (15, 1911406), (21, 1365290), (30, 955703), (35, 819174), (42, 682645), (70, 409587), (105, 273058), (210, 136529), (311, 92190), (439, 65310), (622, 46095), (878, 32655), (933, 30730), (1317, 21770), (1555, 18438), (1866, 15365), (2177, 13170), (2195, 13062), (2634, 10885), (3073, 9330), (3110, 9219), (4354, 6585), (4390, 6531), (4665, 6146)]