2627248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{743}}^1$

素因数の和:781

約数の個数: 40

約数和(自身を含む): 5812128

約数和(自身を除く): 3184880

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 743, 884, 1486, 1768, 2972, 3536, 5944, 9659, 11888, 12631, 19318, 25262, 38636, 50524, 77272, 101048, 154544, 164203, 202096, 328406, 656812, 1313624, 2627248]

約数ペア:

[(1, 2627248), (2, 1313624), (4, 656812), (8, 328406), (13, 202096), (16, 164203), (17, 154544), (26, 101048), (34, 77272), (52, 50524), (68, 38636), (104, 25262), (136, 19318), (208, 12631), (221, 11888), (272, 9659), (442, 5944), (743, 3536), (884, 2972), (1486, 1768)]