263432637

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:251

約数の個数: 72

約数和(自身を含む): 439715328

約数和(自身を除く): 176282691

約数列:

[1, 3, 9, 13, 31, 37, 39, 93, 111, 117, 151, 169, 279, 333, 403, 453, 481, 507, 1147, 1209, 1359, 1443, 1521, 1963, 3441, 3627, 4329, 4681, 5239, 5587, 5889, 6253, 10323, 14043, 14911, 15717, 16761, 17667, 18759, 25519, 42129, 44733, 47151, 50283, 56277, 60853, 72631, 76557, 134199, 173197, 182559, 193843, 217893, 229671, 519591, 547677, 581529, 653679, 791089, 944203, 1558773, 1744587, 2251561, 2373267, 2832609, 6754683, 7119801, 8497827, 20264049, 29270293, 87810879, 263432637]

約数ペア:

[(1, 263432637), (3, 87810879), (9, 29270293), (13, 20264049), (31, 8497827), (37, 7119801), (39, 6754683), (93, 2832609), (111, 2373267), (117, 2251561), (151, 1744587), (169, 1558773), (279, 944203), (333, 791089), (403, 653679), (453, 581529), (481, 547677), (507, 519591), (1147, 229671), (1209, 217893), (1359, 193843), (1443, 182559), (1521, 173197), (1963, 134199), (3441, 76557), (3627, 72631), (4329, 60853), (4681, 56277), (5239, 50283), (5587, 47151), (5889, 44733), (6253, 42129), (10323, 25519), (14043, 18759), (14911, 17667), (15717, 16761)]