726648728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{72031}}^1$

素因数の和:72147

約数の個数: 32

約数和(自身を含む): 1482418560

約数和(自身を除く): 755769832

約数列:

[1, 2, 4, 8, 13, 26, 52, 97, 104, 194, 388, 776, 1261, 2522, 5044, 10088, 72031, 144062, 288124, 576248, 936403, 1872806, 3745612, 6987007, 7491224, 13974014, 27948028, 55896056, 90831091, 181662182, 363324364, 726648728]

約数ペア:

[(1, 726648728), (2, 363324364), (4, 181662182), (8, 90831091), (13, 55896056), (26, 27948028), (52, 13974014), (97, 7491224), (104, 6987007), (194, 3745612), (388, 1872806), (776, 936403), (1261, 576248), (2522, 288124), (5044, 144062), (10088, 72031)]