281620352

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{169243}}^1$

素因数の和:169270

約数の個数: 32

約数和(自身を含む): 604201080

約数和(自身を除く): 322580728

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 169243, 338486, 676972, 1353944, 2200159, 2707888, 4400318, 5415776, 8800636, 10831552, 17601272, 21663104, 35202544, 70405088, 140810176, 281620352]

約数ペア:

[(1, 281620352), (2, 140810176), (4, 70405088), (8, 35202544), (13, 21663104), (16, 17601272), (26, 10831552), (32, 8800636), (52, 5415776), (64, 4400318), (104, 2707888), (128, 2200159), (208, 1353944), (416, 676972), (832, 338486), (1664, 169243)]