7961247

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{739}}^1$

素因数の和:777

約数の個数: 40

約数和(自身を含む): 14326400

約数和(自身を除く): 6365153

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 739, 1197, 1539, 2217, 3591, 5173, 6651, 10773, 14041, 15519, 19953, 42123, 46557, 59859, 98287, 126369, 139671, 294861, 379107, 419013, 884583, 1137321, 2653749, 7961247]

約数ペア:

[(1, 7961247), (3, 2653749), (7, 1137321), (9, 884583), (19, 419013), (21, 379107), (27, 294861), (57, 139671), (63, 126369), (81, 98287), (133, 59859), (171, 46557), (189, 42123), (399, 19953), (513, 15519), (567, 14041), (739, 10773), (1197, 6651), (1539, 5173), (2217, 3591)]