31070286

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{251}}^1$

素因数の和:318

約数の個数: 72

約数和(自身を含む): 76088376

約数和(自身を除く): 45018090

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 39, 46, 69, 78, 117, 138, 207, 234, 251, 299, 414, 502, 529, 598, 753, 897, 1058, 1506, 1587, 1794, 2259, 2691, 3174, 3263, 4518, 4761, 5382, 5773, 6526, 6877, 9522, 9789, 11546, 13754, 17319, 19578, 20631, 29367, 34638, 41262, 51957, 58734, 61893, 75049, 103914, 123786, 132779, 150098, 225147, 265558, 398337, 450294, 675441, 796674, 1195011, 1350882, 1726127, 2390022, 3452254, 5178381, 10356762, 15535143, 31070286]

約数ペア:

[(1, 31070286), (2, 15535143), (3, 10356762), (6, 5178381), (9, 3452254), (13, 2390022), (18, 1726127), (23, 1350882), (26, 1195011), (39, 796674), (46, 675441), (69, 450294), (78, 398337), (117, 265558), (138, 225147), (207, 150098), (234, 132779), (251, 123786), (299, 103914), (414, 75049), (502, 61893), (529, 58734), (598, 51957), (753, 41262), (897, 34638), (1058, 29367), (1506, 20631), (1587, 19578), (1794, 17319), (2259, 13754), (2691, 11546), (3174, 9789), (3263, 9522), (4518, 6877), (4761, 6526), (5382, 5773)]