203495409

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{1297}}^1$

素因数の和:1471

約数の個数: 40

約数和(自身を含む): 329821800

約数和(自身を除く): 126326391

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 149, 351, 447, 1053, 1297, 1341, 1937, 3891, 4023, 5811, 11673, 12069, 16861, 17433, 35019, 50583, 52299, 105057, 151749, 156897, 193253, 455247, 579759, 1365741, 1739277, 2512289, 5217831, 7536867, 15653493, 22610601, 67831803, 203495409]

約数ペア:

[(1, 203495409), (3, 67831803), (9, 22610601), (13, 15653493), (27, 7536867), (39, 5217831), (81, 2512289), (117, 1739277), (149, 1365741), (351, 579759), (447, 455247), (1053, 193253), (1297, 156897), (1341, 151749), (1937, 105057), (3891, 52299), (4023, 50583), (5811, 35019), (11673, 17433), (12069, 16861)]