129800556

素因数分解:

$2^2\times 3^4\times {\mathrm{400619}}^1$

素因数の和:400635

約数の個数: 30

約数和(自身を含む): 339325140

約数和(自身を除く): 209524584

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 400619, 801238, 1201857, 1602476, 2403714, 3605571, 4807428, 7211142, 10816713, 14422284, 21633426, 32450139, 43266852, 64900278, 129800556]

約数ペア:

[(1, 129800556), (2, 64900278), (3, 43266852), (4, 32450139), (6, 21633426), (9, 14422284), (12, 10816713), (18, 7211142), (27, 4807428), (36, 3605571), (54, 2403714), (81, 1602476), (108, 1201857), (162, 801238), (324, 400619)]