31215730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{34303}}^1$

素因数の和:34330

約数の個数: 32

約数和(自身を含む): 69156864

約数和(自身を除く): 37941134

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 34303, 68606, 171515, 240121, 343030, 445939, 480242, 891878, 1200605, 2229695, 2401210, 3121573, 4459390, 6243146, 15607865, 31215730]

約数ペア:

[(1, 31215730), (2, 15607865), (5, 6243146), (7, 4459390), (10, 3121573), (13, 2401210), (14, 2229695), (26, 1200605), (35, 891878), (65, 480242), (70, 445939), (91, 343030), (130, 240121), (182, 171515), (455, 68606), (910, 34303)]