31181898

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^2$

素因数の和:279

約数の個数: 48

約数和(自身を含む): 70495776

約数和(自身を除く): 39313878

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 113, 222, 226, 339, 407, 678, 814, 1221, 1243, 2442, 2486, 3729, 4181, 7458, 8362, 12543, 12769, 25086, 25538, 38307, 45991, 76614, 91982, 137973, 140459, 275946, 280918, 421377, 472453, 842754, 944906, 1417359, 2834718, 5196983, 10393966, 15590949, 31181898]

約数ペア:

[(1, 31181898), (2, 15590949), (3, 10393966), (6, 5196983), (11, 2834718), (22, 1417359), (33, 944906), (37, 842754), (66, 472453), (74, 421377), (111, 280918), (113, 275946), (222, 140459), (226, 137973), (339, 91982), (407, 76614), (678, 45991), (814, 38307), (1221, 25538), (1243, 25086), (2442, 12769), (2486, 12543), (3729, 8362), (4181, 7458)]