223854646

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 351999648

約数和(自身を除く): 128145002

約数列:

[1, 2, 43, 73, 86, 146, 181, 197, 362, 394, 3139, 6278, 7783, 8471, 13213, 14381, 15566, 16942, 26426, 28762, 35657, 71314, 568159, 618383, 1136318, 1236766, 1533251, 2602961, 3066502, 5205922, 111927323, 223854646]

約数ペア:

[(1, 223854646), (2, 111927323), (43, 5205922), (73, 3066502), (86, 2602961), (146, 1533251), (181, 1236766), (197, 1136318), (362, 618383), (394, 568159), (3139, 71314), (6278, 35657), (7783, 28762), (8471, 26426), (13213, 16942), (14381, 15566)]