71635564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17891}}^1$

素因数の和:17926

約数の個数: 48

約数和(自身を含む): 168327936

約数和(自身を除く): 96692372

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, 17891, 35782, 71564, 125237, 196801, 232583, 250474, 393602, 465166, 500948, 787204, 930332, 1377607, 1628081, 2558413, 2755214, 3256162, 5116826, 5510428, 6512324, 10233652, 17908891, 35817782, 71635564]

約数ペア:

[(1, 71635564), (2, 35817782), (4, 17908891), (7, 10233652), (11, 6512324), (13, 5510428), (14, 5116826), (22, 3256162), (26, 2755214), (28, 2558413), (44, 1628081), (52, 1377607), (77, 930332), (91, 787204), (143, 500948), (154, 465166), (182, 393602), (286, 250474), (308, 232583), (364, 196801), (572, 125237), (1001, 71564), (2002, 35782), (4004, 17891)]