71907836

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17959}}^1$

素因数の和:17994

約数の個数: 48

約数和(自身を含む): 168967680

約数和(自身を除く): 97059844

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 17959, 35918, 71836, 125713, 197549, 233467, 251426, 395098, 466934, 502852, 790196, 933868, 1382843, 1634269, 2568137, 2765686, 3268538, 5136274, 5531372, 6537076, 10272548, 17976959, 35953918, 71907836]

約数ペア:

[(1, 71907836), (2, 35953918), (4, 17976959), (7, 10272548), (11, 6537076), (13, 5531372), (14, 5136274), (22, 3268538), (26, 2765686), (28, 2568137), (44, 1634269), (52, 1382843), (77, 933868), (91, 790196), (143, 502852), (154, 466934), (182, 395098), (286, 251426), (308, 233467), (364, 197549), (572, 125713), (1001, 71836), (2002, 35918), (4004, 17959)]