31719285

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{919}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 60278400

約数和(自身を除く): 28559115

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 59, 65, 117, 177, 195, 295, 531, 585, 767, 885, 919, 2301, 2655, 2757, 3835, 4595, 6903, 8271, 11505, 11947, 13785, 34515, 35841, 41355, 54221, 59735, 107523, 162663, 179205, 271105, 487989, 537615, 704873, 813315, 2114619, 2439945, 3524365, 6343857, 10573095, 31719285]

約数ペア:

[(1, 31719285), (3, 10573095), (5, 6343857), (9, 3524365), (13, 2439945), (15, 2114619), (39, 813315), (45, 704873), (59, 537615), (65, 487989), (117, 271105), (177, 179205), (195, 162663), (295, 107523), (531, 59735), (585, 54221), (767, 41355), (885, 35841), (919, 34515), (2301, 13785), (2655, 11947), (2757, 11505), (3835, 8271), (4595, 6903)]