2778088

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 5434560

約数和(自身を除く): 2656472

約数列:

[1, 2, 4, 8, 67, 71, 73, 134, 142, 146, 268, 284, 292, 536, 568, 584, 4757, 4891, 5183, 9514, 9782, 10366, 19028, 19564, 20732, 38056, 39128, 41464, 347261, 694522, 1389044, 2778088]

約数ペア:

[(1, 2778088), (2, 1389044), (4, 694522), (8, 347261), (67, 41464), (71, 39128), (73, 38056), (134, 20732), (142, 19564), (146, 19028), (268, 10366), (284, 9782), (292, 9514), (536, 5183), (568, 4891), (584, 4757)]