128515218

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{38317}}^1$

素因数の和:38378

約数の個数: 32

約数和(自身を含む): 283246656

約数和(自身を除く): 154731438

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 258, 559, 1118, 1677, 3354, 38317, 76634, 114951, 229902, 498121, 996242, 1494363, 1647631, 2988726, 3295262, 4942893, 9885786, 21419203, 42838406, 64257609, 128515218]

約数ペア:

[(1, 128515218), (2, 64257609), (3, 42838406), (6, 21419203), (13, 9885786), (26, 4942893), (39, 3295262), (43, 2988726), (78, 1647631), (86, 1494363), (129, 996242), (258, 498121), (559, 229902), (1118, 114951), (1677, 76634), (3354, 38317)]