181502115

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 311666400

約数和(自身を除く): 130164285

約数列:

[1, 3, 5, 15, 17, 51, 85, 149, 255, 281, 289, 447, 745, 843, 867, 1405, 1445, 2235, 2533, 4215, 4335, 4777, 7599, 12665, 14331, 23885, 37995, 41869, 43061, 71655, 81209, 125607, 129183, 209345, 215305, 243627, 406045, 628035, 645915, 711773, 1218135, 2135319, 3558865, 10676595, 12100141, 36300423, 60500705, 181502115]

約数ペア:

[(1, 181502115), (3, 60500705), (5, 36300423), (15, 12100141), (17, 10676595), (51, 3558865), (85, 2135319), (149, 1218135), (255, 711773), (281, 645915), (289, 628035), (447, 406045), (745, 243627), (843, 215305), (867, 209345), (1405, 129183), (1445, 125607), (2235, 81209), (2533, 71655), (4215, 43061), (4335, 41869), (4777, 37995), (7599, 23885), (12665, 14331)]