687305268

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{5851}}^1$

素因数の和:6125

約数の個数: 72

約数和(自身を含む): 1878772896

約数和(自身を除く): 1191467628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 251, 468, 502, 753, 1004, 1506, 2259, 3012, 3263, 4518, 5851, 6526, 9036, 9789, 11702, 13052, 17553, 19578, 23404, 29367, 35106, 39156, 52659, 58734, 70212, 76063, 105318, 117468, 152126, 210636, 228189, 304252, 456378, 684567, 912756, 1369134, 1468601, 2738268, 2937202, 4405803, 5874404, 8811606, 13217409, 17623212, 19091813, 26434818, 38183626, 52869636, 57275439, 76367252, 114550878, 171826317, 229101756, 343652634, 687305268]

約数ペア:

[(1, 687305268), (2, 343652634), (3, 229101756), (4, 171826317), (6, 114550878), (9, 76367252), (12, 57275439), (13, 52869636), (18, 38183626), (26, 26434818), (36, 19091813), (39, 17623212), (52, 13217409), (78, 8811606), (117, 5874404), (156, 4405803), (234, 2937202), (251, 2738268), (468, 1468601), (502, 1369134), (753, 912756), (1004, 684567), (1506, 456378), (2259, 304252), (3012, 228189), (3263, 210636), (4518, 152126), (5851, 117468), (6526, 105318), (9036, 76063), (9789, 70212), (11702, 58734), (13052, 52659), (17553, 39156), (19578, 35106), (23404, 29367)]