139781708

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4519}}^1$

素因数の和:4590

約数の個数: 48

約数和(自身を含む): 288556800

約数和(自身を除く): 148775092

約数列:

[1, 2, 4, 11, 19, 22, 37, 38, 44, 74, 76, 148, 209, 407, 418, 703, 814, 836, 1406, 1628, 2812, 4519, 7733, 9038, 15466, 18076, 30932, 49709, 85861, 99418, 167203, 171722, 198836, 334406, 343444, 668812, 944471, 1839233, 1888942, 3176857, 3678466, 3777884, 6353714, 7356932, 12707428, 34945427, 69890854, 139781708]

約数ペア:

[(1, 139781708), (2, 69890854), (4, 34945427), (11, 12707428), (19, 7356932), (22, 6353714), (37, 3777884), (38, 3678466), (44, 3176857), (74, 1888942), (76, 1839233), (148, 944471), (209, 668812), (407, 343444), (418, 334406), (703, 198836), (814, 171722), (836, 167203), (1406, 99418), (1628, 85861), (2812, 49709), (4519, 30932), (7733, 18076), (9038, 15466)]