28821786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{5009}}^1$

素因数の和:5158

約数の個数: 32

約数和(自身を含む): 66372480

約数和(自身を除く): 37550694

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 137, 274, 411, 822, 959, 1918, 2877, 5009, 5754, 10018, 15027, 30054, 35063, 70126, 105189, 210378, 686233, 1372466, 2058699, 4117398, 4803631, 9607262, 14410893, 28821786]

約数ペア:

[(1, 28821786), (2, 14410893), (3, 9607262), (6, 4803631), (7, 4117398), (14, 2058699), (21, 1372466), (42, 686233), (137, 210378), (274, 105189), (411, 70126), (822, 35063), (959, 30054), (1918, 15027), (2877, 10018), (5009, 5754)]