16776945

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 30326400

約数和(自身を除く): 13549455

約数列:

[1, 3, 5, 9, 15, 45, 59, 71, 89, 177, 213, 267, 295, 355, 445, 531, 639, 801, 885, 1065, 1335, 2655, 3195, 4005, 4189, 5251, 6319, 12567, 15753, 18957, 20945, 26255, 31595, 37701, 47259, 56871, 62835, 78765, 94785, 188505, 236295, 284355, 372821, 1118463, 1864105, 3355389, 5592315, 16776945]

約数ペア:

[(1, 16776945), (3, 5592315), (5, 3355389), (9, 1864105), (15, 1118463), (45, 372821), (59, 284355), (71, 236295), (89, 188505), (177, 94785), (213, 78765), (267, 62835), (295, 56871), (355, 47259), (445, 37701), (531, 31595), (639, 26255), (801, 20945), (885, 18957), (1065, 15753), (1335, 12567), (2655, 6319), (3195, 5251), (4005, 4189)]