291227079

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{35729}}^1$

素因数の和:35775

約数の個数: 32

約数和(自身を含む): 480211200

約数和(自身を除く): 188984121

約数列:

[1, 3, 11, 13, 19, 33, 39, 57, 143, 209, 247, 429, 627, 741, 2717, 8151, 35729, 107187, 393019, 464477, 678851, 1179057, 1393431, 2036553, 5109247, 7467361, 8825063, 15327741, 22402083, 26475189, 97075693, 291227079]

約数ペア:

[(1, 291227079), (3, 97075693), (11, 26475189), (13, 22402083), (19, 15327741), (33, 8825063), (39, 7467361), (57, 5109247), (143, 2036553), (209, 1393431), (247, 1179057), (429, 678851), (627, 464477), (741, 393019), (2717, 107187), (8151, 35729)]