31421430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3203}}^1$

素因数の和:3325

約数の個数: 48

約数和(自身を含む): 82470960

約数和(自身を除く): 51049530

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 109, 218, 327, 545, 654, 981, 1090, 1635, 1962, 3203, 3270, 4905, 6406, 9609, 9810, 16015, 19218, 28827, 32030, 48045, 57654, 96090, 144135, 288270, 349127, 698254, 1047381, 1745635, 2094762, 3142143, 3491270, 5236905, 6284286, 10473810, 15710715, 31421430]

約数ペア:

[(1, 31421430), (2, 15710715), (3, 10473810), (5, 6284286), (6, 5236905), (9, 3491270), (10, 3142143), (15, 2094762), (18, 1745635), (30, 1047381), (45, 698254), (90, 349127), (109, 288270), (218, 144135), (327, 96090), (545, 57654), (654, 48045), (981, 32030), (1090, 28827), (1635, 19218), (1962, 16015), (3203, 9810), (3270, 9609), (4905, 6406)]