17247675

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:204

約数の個数: 48

約数和(自身を含む): 29998080

約数和(自身を除く): 12750405

約数列:

[1, 3, 5, 15, 25, 41, 71, 75, 79, 123, 205, 213, 237, 355, 395, 615, 1025, 1065, 1185, 1775, 1975, 2911, 3075, 3239, 5325, 5609, 5925, 8733, 9717, 14555, 16195, 16827, 28045, 43665, 48585, 72775, 80975, 84135, 140225, 218325, 229969, 242925, 420675, 689907, 1149845, 3449535, 5749225, 17247675]

約数ペア:

[(1, 17247675), (3, 5749225), (5, 3449535), (15, 1149845), (25, 689907), (41, 420675), (71, 242925), (75, 229969), (79, 218325), (123, 140225), (205, 84135), (213, 80975), (237, 72775), (355, 48585), (395, 43665), (615, 28045), (1025, 16827), (1065, 16195), (1185, 14555), (1775, 9717), (1975, 8733), (2911, 5925), (3075, 5609), (3239, 5325)]