28317485

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1213}}^1$

素因数の和:1277

約数の個数: 32

約数和(自身を含む): 41955840

約数和(自身を除く): 13638355

約数列:

[1, 5, 7, 23, 29, 35, 115, 145, 161, 203, 667, 805, 1015, 1213, 3335, 4669, 6065, 8491, 23345, 27899, 35177, 42455, 139495, 175885, 195293, 246239, 809071, 976465, 1231195, 4045355, 5663497, 28317485]

約数ペア:

[(1, 28317485), (5, 5663497), (7, 4045355), (23, 1231195), (29, 976465), (35, 809071), (115, 246239), (145, 195293), (161, 175885), (203, 139495), (667, 42455), (805, 35177), (1015, 27899), (1213, 23345), (3335, 8491), (4669, 6065)]