31242874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:790

約数の個数: 32

約数和(自身を含む): 53012736

約数和(自身を除く): 21769862

約数列:

[1, 2, 13, 26, 37, 47, 74, 94, 481, 611, 691, 962, 1222, 1382, 1739, 3478, 8983, 17966, 22607, 25567, 32477, 45214, 51134, 64954, 332371, 422201, 664742, 844402, 1201649, 2403298, 15621437, 31242874]

約数ペア:

[(1, 31242874), (2, 15621437), (13, 2403298), (26, 1201649), (37, 844402), (47, 664742), (74, 422201), (94, 332371), (481, 64954), (611, 51134), (691, 45214), (962, 32477), (1222, 25567), (1382, 22607), (1739, 17966), (3478, 8983)]