40001442

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:443

約数の個数: 64

約数和(自身を含む): 92461824

約数和(自身を除く): 52460382

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 97, 102, 194, 221, 291, 311, 442, 582, 622, 663, 933, 1261, 1326, 1649, 1866, 2522, 3298, 3783, 4043, 4947, 5287, 7566, 8086, 9894, 10574, 12129, 15861, 21437, 24258, 30167, 31722, 42874, 60334, 64311, 68731, 90501, 128622, 137462, 181002, 206193, 392171, 412386, 512839, 784342, 1025678, 1176513, 1538517, 2353026, 3077034, 6666907, 13333814, 20000721, 40001442]

約数ペア:

[(1, 40001442), (2, 20000721), (3, 13333814), (6, 6666907), (13, 3077034), (17, 2353026), (26, 1538517), (34, 1176513), (39, 1025678), (51, 784342), (78, 512839), (97, 412386), (102, 392171), (194, 206193), (221, 181002), (291, 137462), (311, 128622), (442, 90501), (582, 68731), (622, 64311), (663, 60334), (933, 42874), (1261, 31722), (1326, 30167), (1649, 24258), (1866, 21437), (2522, 15861), (3298, 12129), (3783, 10574), (4043, 9894), (4947, 8086), (5287, 7566)]