39616281

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:262

約数の個数: 36

約数和(自身を含む): 61336548

約数和(自身を除く): 21720267

約数列:

[1, 3, 9, 23, 53, 69, 157, 159, 207, 471, 477, 529, 1219, 1413, 1587, 3611, 3657, 4761, 8321, 10833, 10971, 24963, 28037, 32499, 74889, 83053, 84111, 191383, 249159, 252333, 574149, 747477, 1722447, 4401809, 13205427, 39616281]

約数ペア:

[(1, 39616281), (3, 13205427), (9, 4401809), (23, 1722447), (53, 747477), (69, 574149), (157, 252333), (159, 249159), (207, 191383), (471, 84111), (477, 83053), (529, 74889), (1219, 32499), (1413, 28037), (1587, 24963), (3611, 10971), (3657, 10833), (4761, 8321)]