90711819

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1669}}^1$

素因数の和:1753

約数の個数: 40

約数和(自身を含む): 150340080

約数和(自身を除く): 59628261

約数列:

[1, 3, 9, 11, 27, 33, 61, 81, 99, 183, 297, 549, 671, 891, 1647, 1669, 2013, 4941, 5007, 6039, 15021, 18117, 18359, 45063, 54351, 55077, 101809, 135189, 165231, 305427, 495693, 916281, 1119899, 1487079, 2748843, 3359697, 8246529, 10079091, 30237273, 90711819]

約数ペア:

[(1, 90711819), (3, 30237273), (9, 10079091), (11, 8246529), (27, 3359697), (33, 2748843), (61, 1487079), (81, 1119899), (99, 916281), (183, 495693), (297, 305427), (549, 165231), (671, 135189), (891, 101809), (1647, 55077), (1669, 54351), (2013, 45063), (4941, 18359), (5007, 18117), (6039, 15021)]