40878838

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2917}}^1$

素因数の和:2957

約数の個数: 48

約数和(自身を含む): 83828304

約数和(自身を除く): 42949466

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 49, 77, 91, 98, 143, 154, 182, 286, 539, 637, 1001, 1078, 1274, 2002, 2917, 5834, 7007, 14014, 20419, 32087, 37921, 40838, 64174, 75842, 142933, 224609, 265447, 285866, 417131, 449218, 530894, 834262, 1572263, 1858129, 2919917, 3144526, 3716258, 5839834, 20439419, 40878838]

約数ペア:

[(1, 40878838), (2, 20439419), (7, 5839834), (11, 3716258), (13, 3144526), (14, 2919917), (22, 1858129), (26, 1572263), (49, 834262), (77, 530894), (91, 449218), (98, 417131), (143, 285866), (154, 265447), (182, 224609), (286, 142933), (539, 75842), (637, 64174), (1001, 40838), (1078, 37921), (1274, 32087), (2002, 20419), (2917, 14014), (5834, 7007)]