989968278

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{70121}}^1$

素因数の和:70320

約数の個数: 32

約数和(自身を含む): 2144050272

約数和(自身を除く): 1154081994

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 181, 362, 543, 1086, 2353, 4706, 7059, 14118, 70121, 140242, 210363, 420726, 911573, 1823146, 2734719, 5469438, 12691901, 25383802, 38075703, 76151406, 164994713, 329989426, 494984139, 989968278]

約数ペア:

[(1, 989968278), (2, 494984139), (3, 329989426), (6, 164994713), (13, 76151406), (26, 38075703), (39, 25383802), (78, 12691901), (181, 5469438), (362, 2734719), (543, 1823146), (1086, 911573), (2353, 420726), (4706, 210363), (7059, 140242), (14118, 70121)]