226731465

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{821}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 439707528

約数和(自身を除く): 212976063

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 361, 765, 821, 855, 969, 1083, 1615, 1805, 2463, 2907, 3249, 4105, 4845, 5415, 6137, 7389, 12315, 13957, 14535, 15599, 16245, 18411, 30685, 36945, 41871, 46797, 55233, 69785, 77995, 92055, 125613, 140391, 209355, 233985, 265183, 276165, 296381, 628065, 701955, 795549, 889143, 1325915, 1481905, 2386647, 2667429, 3977745, 4445715, 5038477, 11933235, 13337145, 15115431, 25192385, 45346293, 75577155, 226731465]

約数ペア:

[(1, 226731465), (3, 75577155), (5, 45346293), (9, 25192385), (15, 15115431), (17, 13337145), (19, 11933235), (45, 5038477), (51, 4445715), (57, 3977745), (85, 2667429), (95, 2386647), (153, 1481905), (171, 1325915), (255, 889143), (285, 795549), (323, 701955), (361, 628065), (765, 296381), (821, 276165), (855, 265183), (969, 233985), (1083, 209355), (1615, 140391), (1805, 125613), (2463, 92055), (2907, 77995), (3249, 69785), (4105, 55233), (4845, 46797), (5415, 41871), (6137, 36945), (7389, 30685), (12315, 18411), (13957, 16245), (14535, 15599)]