138227985

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{146273}}^1$

素因数の和:146294

約数の個数: 32

約数和(自身を含む): 280846080

約数和(自身を除く): 142618095

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 146273, 438819, 731365, 1023911, 1316457, 2194095, 3071733, 3949371, 5119555, 6582285, 9215199, 15358665, 19746855, 27645597, 46075995, 138227985]

約数ペア:

[(1, 138227985), (3, 46075995), (5, 27645597), (7, 19746855), (9, 15358665), (15, 9215199), (21, 6582285), (27, 5119555), (35, 3949371), (45, 3071733), (63, 2194095), (105, 1316457), (135, 1023911), (189, 731365), (315, 438819), (945, 146273)]