15907788

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1789}}^1$

素因数の和:1831

約数の個数: 72

約数和(自身を含む): 45609200

約数和(自身を除く): 29701412

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 171, 228, 234, 247, 342, 468, 494, 684, 741, 988, 1482, 1789, 2223, 2964, 3578, 4446, 5367, 7156, 8892, 10734, 16101, 21468, 23257, 32202, 33991, 46514, 64404, 67982, 69771, 93028, 101973, 135964, 139542, 203946, 209313, 279084, 305919, 407892, 418626, 441883, 611838, 837252, 883766, 1223676, 1325649, 1767532, 2651298, 3976947, 5302596, 7953894, 15907788]

約数ペア:

[(1, 15907788), (2, 7953894), (3, 5302596), (4, 3976947), (6, 2651298), (9, 1767532), (12, 1325649), (13, 1223676), (18, 883766), (19, 837252), (26, 611838), (36, 441883), (38, 418626), (39, 407892), (52, 305919), (57, 279084), (76, 209313), (78, 203946), (114, 139542), (117, 135964), (156, 101973), (171, 93028), (228, 69771), (234, 67982), (247, 64404), (342, 46514), (468, 33991), (494, 32202), (684, 23257), (741, 21468), (988, 16101), (1482, 10734), (1789, 8892), (2223, 7156), (2964, 5367), (3578, 4446)]