29278665

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 58056768

約数和(自身を除く): 28778103

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 67, 81, 83, 117, 135, 195, 201, 249, 335, 351, 405, 415, 585, 603, 747, 871, 1005, 1053, 1079, 1245, 1755, 1809, 2241, 2613, 3015, 3237, 3735, 4355, 5265, 5395, 5427, 5561, 6723, 7839, 9045, 9711, 11205, 13065, 16185, 16683, 23517, 27135, 27805, 29133, 33615, 39195, 48555, 50049, 70551, 72293, 83415, 87399, 117585, 145665, 150147, 216879, 250245, 352755, 361465, 436995, 450441, 650637, 750735, 1084395, 1951911, 2252205, 3253185, 5855733, 9759555, 29278665]

約数ペア:

[(1, 29278665), (3, 9759555), (5, 5855733), (9, 3253185), (13, 2252205), (15, 1951911), (27, 1084395), (39, 750735), (45, 650637), (65, 450441), (67, 436995), (81, 361465), (83, 352755), (117, 250245), (135, 216879), (195, 150147), (201, 145665), (249, 117585), (335, 87399), (351, 83415), (405, 72293), (415, 70551), (585, 50049), (603, 48555), (747, 39195), (871, 33615), (1005, 29133), (1053, 27805), (1079, 27135), (1245, 23517), (1755, 16683), (1809, 16185), (2241, 13065), (2613, 11205), (3015, 9711), (3237, 9045), (3735, 7839), (4355, 6723), (5265, 5561), (5395, 5427)]