201828081

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:155

約数の個数: 96

約数和(自身を含む): 360495360

約数和(自身を除く): 158667279

約数列:

[1, 3, 7, 13, 21, 29, 37, 39, 53, 87, 91, 111, 159, 169, 203, 259, 273, 371, 377, 481, 507, 609, 689, 777, 1073, 1113, 1131, 1183, 1443, 1537, 1961, 2067, 2639, 3219, 3367, 3549, 4611, 4823, 4901, 5883, 6253, 7511, 7917, 8957, 10101, 10759, 13727, 13949, 14469, 14703, 18759, 19981, 22533, 25493, 26871, 32277, 34307, 41181, 41847, 43771, 56869, 59943, 62699, 76479, 97643, 102921, 131313, 139867, 170607, 178451, 181337, 188097, 259753, 292929, 331409, 398083, 419601, 535353, 544011, 739297, 779259, 994227, 1194249, 1269359, 1818271, 2217891, 2319863, 3808077, 5175079, 5454813, 6959589, 9610861, 15525237, 28832583, 67276027, 201828081]

約数ペア:

[(1, 201828081), (3, 67276027), (7, 28832583), (13, 15525237), (21, 9610861), (29, 6959589), (37, 5454813), (39, 5175079), (53, 3808077), (87, 2319863), (91, 2217891), (111, 1818271), (159, 1269359), (169, 1194249), (203, 994227), (259, 779259), (273, 739297), (371, 544011), (377, 535353), (481, 419601), (507, 398083), (609, 331409), (689, 292929), (777, 259753), (1073, 188097), (1113, 181337), (1131, 178451), (1183, 170607), (1443, 139867), (1537, 131313), (1961, 102921), (2067, 97643), (2639, 76479), (3219, 62699), (3367, 59943), (3549, 56869), (4611, 43771), (4823, 41847), (4901, 41181), (5883, 34307), (6253, 32277), (7511, 26871), (7917, 25493), (8957, 22533), (10101, 19981), (10759, 18759), (13727, 14703), (13949, 14469)]