40215465

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{307}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 72648576

約数和(自身を除く): 32433111

約数列:

[1, 3, 5, 9, 15, 41, 45, 71, 123, 205, 213, 307, 355, 369, 615, 639, 921, 1065, 1535, 1845, 2763, 2911, 3195, 4605, 8733, 12587, 13815, 14555, 21797, 26199, 37761, 43665, 62935, 65391, 108985, 113283, 130995, 188805, 196173, 326955, 566415, 893677, 980865, 2681031, 4468385, 8043093, 13405155, 40215465]

約数ペア:

[(1, 40215465), (3, 13405155), (5, 8043093), (9, 4468385), (15, 2681031), (41, 980865), (45, 893677), (71, 566415), (123, 326955), (205, 196173), (213, 188805), (307, 130995), (355, 113283), (369, 108985), (615, 65391), (639, 62935), (921, 43665), (1065, 37761), (1535, 26199), (1845, 21797), (2763, 14555), (2911, 13815), (3195, 12587), (4605, 8733)]