289313638

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 458108928

約数和(自身を除く): 168795290

約数列:

[1, 2, 31, 62, 67, 134, 257, 271, 514, 542, 2077, 4154, 7967, 8401, 15934, 16802, 17219, 18157, 34438, 36314, 69647, 139294, 533789, 562867, 1067578, 1125734, 2159057, 4318114, 4666349, 9332698, 144656819, 289313638]

約数ペア:

[(1, 289313638), (2, 144656819), (31, 9332698), (62, 4666349), (67, 4318114), (134, 2159057), (257, 1125734), (271, 1067578), (514, 562867), (542, 533789), (2077, 139294), (4154, 69647), (7967, 36314), (8401, 34438), (15934, 18157), (16802, 17219)]