138450207

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{5179}}^1$

素因数の和:5275

約数の個数: 32

約数和(自身を含む): 225433600

約数和(自身を除く): 86983393

約数列:

[1, 3, 7, 19, 21, 57, 67, 133, 201, 399, 469, 1273, 1407, 3819, 5179, 8911, 15537, 26733, 36253, 98401, 108759, 295203, 346993, 688807, 1040979, 2066421, 2428951, 6592867, 7286853, 19778601, 46150069, 138450207]

約数ペア:

[(1, 138450207), (3, 46150069), (7, 19778601), (19, 7286853), (21, 6592867), (57, 2428951), (67, 2066421), (133, 1040979), (201, 688807), (399, 346993), (469, 295203), (1273, 108759), (1407, 98401), (3819, 36253), (5179, 26733), (8911, 15537)]