31553170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:411

約数の個数: 48

約数和(自身を含む): 63345240

約数和(自身を除く): 31792070

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 121, 178, 242, 293, 445, 586, 605, 890, 979, 1210, 1465, 1958, 2930, 3223, 4895, 6446, 9790, 10769, 16115, 21538, 26077, 32230, 35453, 52154, 53845, 70906, 107690, 130385, 177265, 260770, 286847, 354530, 573694, 1434235, 2868470, 3155317, 6310634, 15776585, 31553170]

約数ペア:

[(1, 31553170), (2, 15776585), (5, 6310634), (10, 3155317), (11, 2868470), (22, 1434235), (55, 573694), (89, 354530), (110, 286847), (121, 260770), (178, 177265), (242, 130385), (293, 107690), (445, 70906), (586, 53845), (605, 52154), (890, 35453), (979, 32230), (1210, 26077), (1465, 21538), (1958, 16115), (2930, 10769), (3223, 9790), (4895, 6446)]