38978316

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2251}}^1$

素因数の和:2311

約数の個数: 72

約数和(自身を含む): 109023824

約数和(自身を除く): 70045508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1332, 1443, 1924, 2251, 2886, 4329, 4502, 5772, 6753, 8658, 9004, 13506, 17316, 20259, 27012, 29263, 40518, 58526, 81036, 83287, 87789, 117052, 166574, 175578, 249861, 263367, 333148, 351156, 499722, 526734, 749583, 999444, 1053468, 1082731, 1499166, 2165462, 2998332, 3248193, 4330924, 6496386, 9744579, 12992772, 19489158, 38978316]

約数ペア:

[(1, 38978316), (2, 19489158), (3, 12992772), (4, 9744579), (6, 6496386), (9, 4330924), (12, 3248193), (13, 2998332), (18, 2165462), (26, 1499166), (36, 1082731), (37, 1053468), (39, 999444), (52, 749583), (74, 526734), (78, 499722), (111, 351156), (117, 333148), (148, 263367), (156, 249861), (222, 175578), (234, 166574), (333, 117052), (444, 87789), (468, 83287), (481, 81036), (666, 58526), (962, 40518), (1332, 29263), (1443, 27012), (1924, 20259), (2251, 17316), (2886, 13506), (4329, 9004), (4502, 8658), (5772, 6753)]