31978329

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:301

約数の個数: 32

約数和(自身を含む): 46448640

約数和(自身を除く): 14470311

約数列:

[1, 3, 29, 31, 71, 87, 93, 167, 213, 501, 899, 2059, 2201, 2697, 4843, 5177, 6177, 6603, 11857, 14529, 15531, 35571, 63829, 150133, 191487, 343853, 367567, 450399, 1031559, 1102701, 10659443, 31978329]

約数ペア:

[(1, 31978329), (3, 10659443), (29, 1102701), (31, 1031559), (71, 450399), (87, 367567), (93, 343853), (167, 191487), (213, 150133), (501, 63829), (899, 35571), (2059, 15531), (2201, 14529), (2697, 11857), (4843, 6603), (5177, 6177)]