4138785

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{1877}}^1$

素因数の和:1902

約数の個数: 36

約数和(自身を含む): 8349588

約数和(自身を除く): 4210803

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 1877, 2205, 5631, 9385, 13139, 16893, 28155, 39417, 65695, 84465, 91973, 118251, 197085, 275919, 459865, 591255, 827757, 1379595, 4138785]

約数ペア:

[(1, 4138785), (3, 1379595), (5, 827757), (7, 591255), (9, 459865), (15, 275919), (21, 197085), (35, 118251), (45, 91973), (49, 84465), (63, 65695), (105, 39417), (147, 28155), (245, 16893), (315, 13139), (441, 9385), (735, 5631), (1877, 2205)]