260277219

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1291}}^1$

素因数の和:1453

約数の個数: 40

約数和(自身を含む): 412716480

約数和(自身を除く): 152439261

約数列:

[1, 3, 9, 19, 27, 57, 81, 131, 171, 393, 513, 1179, 1291, 1539, 2489, 3537, 3873, 7467, 10611, 11619, 22401, 24529, 34857, 67203, 73587, 104571, 169121, 201609, 220761, 507363, 662283, 1522089, 1986849, 3213299, 4566267, 9639897, 13698801, 28919691, 86759073, 260277219]

約数ペア:

[(1, 260277219), (3, 86759073), (9, 28919691), (19, 13698801), (27, 9639897), (57, 4566267), (81, 3213299), (131, 1986849), (171, 1522089), (393, 662283), (513, 507363), (1179, 220761), (1291, 201609), (1539, 169121), (2489, 104571), (3537, 73587), (3873, 67203), (7467, 34857), (10611, 24529), (11619, 22401)]