229724144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1723}}^1$

素因数の和:2385

約数の個数: 40

約数和(自身を含む): 480354672

約数和(自身を除く): 250630528

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 641, 1282, 1723, 2564, 3446, 5128, 6892, 8333, 10256, 13784, 16666, 22399, 27568, 33332, 44798, 66664, 89596, 133328, 179192, 358384, 1104443, 2208886, 4417772, 8835544, 14357759, 17671088, 28715518, 57431036, 114862072, 229724144]

約数ペア:

[(1, 229724144), (2, 114862072), (4, 57431036), (8, 28715518), (13, 17671088), (16, 14357759), (26, 8835544), (52, 4417772), (104, 2208886), (208, 1104443), (641, 358384), (1282, 179192), (1723, 133328), (2564, 89596), (3446, 66664), (5128, 44798), (6892, 33332), (8333, 27568), (10256, 22399), (13784, 16666)]