947203971

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1\times {\mathrm{2531}}^1$

素因数の和:2863

約数の個数: 32

約数和(自身を含む): 1470099456

約数和(自身を除く): 522895485

約数列:

[1, 3, 7, 21, 71, 213, 251, 497, 753, 1491, 1757, 2531, 5271, 7593, 17717, 17821, 53151, 53463, 124747, 179701, 374241, 539103, 635281, 1257907, 1905843, 3773721, 4446967, 13340901, 45104951, 135314853, 315734657, 947203971]

約数ペア:

[(1, 947203971), (3, 315734657), (7, 135314853), (21, 45104951), (71, 13340901), (213, 4446967), (251, 3773721), (497, 1905843), (753, 1257907), (1491, 635281), (1757, 539103), (2531, 374241), (5271, 179701), (7593, 124747), (17717, 53463), (17821, 53151)]