31901012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1297}}^1$

素因数の和:1368

約数の個数: 48

約数和(自身を含む): 67163712

約数和(自身を除く): 35262700

約数列:

[1, 2, 4, 11, 13, 22, 26, 43, 44, 52, 86, 143, 172, 286, 473, 559, 572, 946, 1118, 1297, 1892, 2236, 2594, 5188, 6149, 12298, 14267, 16861, 24596, 28534, 33722, 55771, 57068, 67444, 111542, 185471, 223084, 370942, 613481, 725023, 741884, 1226962, 1450046, 2453924, 2900092, 7975253, 15950506, 31901012]

約数ペア:

[(1, 31901012), (2, 15950506), (4, 7975253), (11, 2900092), (13, 2453924), (22, 1450046), (26, 1226962), (43, 741884), (44, 725023), (52, 613481), (86, 370942), (143, 223084), (172, 185471), (286, 111542), (473, 67444), (559, 57068), (572, 55771), (946, 33722), (1118, 28534), (1297, 24596), (1892, 16861), (2236, 14267), (2594, 12298), (5188, 6149)]