254307508

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{727}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 566756736

約数和(自身を除く): 312449228

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 727, 806, 868, 961, 1454, 1612, 1922, 2821, 2908, 3844, 5089, 5642, 6727, 9451, 10178, 11284, 12493, 13454, 18902, 20356, 22537, 24986, 26908, 37804, 45074, 49972, 66157, 87451, 90148, 132314, 157759, 174902, 264628, 292981, 315518, 349804, 585962, 631036, 698647, 1171924, 1397294, 2050867, 2794588, 4101734, 4890529, 8203468, 9082411, 9781058, 18164822, 19562116, 36329644, 63576877, 127153754, 254307508]

約数ペア:

[(1, 254307508), (2, 127153754), (4, 63576877), (7, 36329644), (13, 19562116), (14, 18164822), (26, 9781058), (28, 9082411), (31, 8203468), (52, 4890529), (62, 4101734), (91, 2794588), (124, 2050867), (182, 1397294), (217, 1171924), (364, 698647), (403, 631036), (434, 585962), (727, 349804), (806, 315518), (868, 292981), (961, 264628), (1454, 174902), (1612, 157759), (1922, 132314), (2821, 90148), (2908, 87451), (3844, 66157), (5089, 49972), (5642, 45074), (6727, 37804), (9451, 26908), (10178, 24986), (11284, 22537), (12493, 20356), (13454, 18902)]