28177485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2657}}^1$

素因数の和:2773

約数の個数: 32

約数和(自身を含む): 52054272

約数和(自身を除く): 23876787

約数列:

[1, 3, 5, 7, 15, 21, 35, 101, 105, 303, 505, 707, 1515, 2121, 2657, 3535, 7971, 10605, 13285, 18599, 39855, 55797, 92995, 268357, 278985, 805071, 1341785, 1878499, 4025355, 5635497, 9392495, 28177485]

約数ペア:

[(1, 28177485), (3, 9392495), (5, 5635497), (7, 4025355), (15, 1878499), (21, 1341785), (35, 805071), (101, 278985), (105, 268357), (303, 92995), (505, 55797), (707, 39855), (1515, 18599), (2121, 13285), (2657, 10605), (3535, 7971)]