13491603

素因数分解:

$3^7\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 20992000

約数和(自身を除く): 7500397

約数列:

[1, 3, 9, 27, 31, 81, 93, 199, 243, 279, 597, 729, 837, 1791, 2187, 2511, 5373, 6169, 7533, 16119, 18507, 22599, 48357, 55521, 67797, 145071, 166563, 435213, 499689, 1499067, 4497201, 13491603]

約数ペア:

[(1, 13491603), (3, 4497201), (9, 1499067), (27, 499689), (31, 435213), (81, 166563), (93, 145071), (199, 67797), (243, 55521), (279, 48357), (597, 22599), (729, 18507), (837, 16119), (1791, 7533), (2187, 6169), (2511, 5373)]