71756828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{379}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 148364160

約数和(自身を除く): 76607332

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 286, 331, 379, 572, 662, 758, 1324, 1516, 3641, 4169, 4303, 4927, 7282, 8338, 8606, 9854, 14564, 16676, 17212, 19708, 47333, 54197, 94666, 108394, 125449, 189332, 216788, 250898, 501796, 1379939, 1630837, 2759878, 3261674, 5519756, 6523348, 17939207, 35878414, 71756828]

約数ペア:

[(1, 71756828), (2, 35878414), (4, 17939207), (11, 6523348), (13, 5519756), (22, 3261674), (26, 2759878), (44, 1630837), (52, 1379939), (143, 501796), (286, 250898), (331, 216788), (379, 189332), (572, 125449), (662, 108394), (758, 94666), (1324, 54197), (1516, 47333), (3641, 19708), (4169, 17212), (4303, 16676), (4927, 14564), (7282, 9854), (8338, 8606)]