7647939

素因数分解:

$3^7\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 12398400

約数和(自身を除く): 4750461

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 243, 269, 351, 729, 807, 1053, 2187, 2421, 3159, 3497, 7263, 9477, 10491, 21789, 28431, 31473, 65367, 94419, 196101, 283257, 588303, 849771, 2549313, 7647939]

約数ペア:

[(1, 7647939), (3, 2549313), (9, 849771), (13, 588303), (27, 283257), (39, 196101), (81, 94419), (117, 65367), (243, 31473), (269, 28431), (351, 21789), (729, 10491), (807, 9477), (1053, 7263), (2187, 3497), (2421, 3159)]