629415

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:279

約数の個数: 24

約数和(自身を含む): 1111968

約数和(自身を除く): 482553

約数列:

[1, 3, 5, 9, 15, 45, 71, 197, 213, 355, 591, 639, 985, 1065, 1773, 2955, 3195, 8865, 13987, 41961, 69935, 125883, 209805, 629415]

約数ペア:

[(1, 629415), (3, 209805), (5, 125883), (9, 69935), (15, 41961), (45, 13987), (71, 8865), (197, 3195), (213, 2955), (355, 1773), (591, 1065), (639, 985)]