138752670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{660727}}^1$

素因数の和:660744

約数の個数: 32

約数和(自身を含む): 380579328

約数和(自身を除く): 241826658

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 660727, 1321454, 1982181, 3303635, 3964362, 4625089, 6607270, 9250178, 9910905, 13875267, 19821810, 23125445, 27750534, 46250890, 69376335, 138752670]

約数ペア:

[(1, 138752670), (2, 69376335), (3, 46250890), (5, 27750534), (6, 23125445), (7, 19821810), (10, 13875267), (14, 9910905), (15, 9250178), (21, 6607270), (30, 4625089), (35, 3964362), (42, 3303635), (70, 1982181), (105, 1321454), (210, 660727)]