81923972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{293}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 163652160

約数和(自身を除く): 81728188

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 283, 293, 494, 566, 586, 988, 1132, 1172, 3679, 3809, 5377, 5567, 7358, 7618, 10754, 11134, 14716, 15236, 21508, 22268, 69901, 72371, 82919, 139802, 144742, 165838, 279604, 289484, 331676, 1077947, 1575461, 2155894, 3150922, 4311788, 6301844, 20480993, 40961986, 81923972]

約数ペア:

[(1, 81923972), (2, 40961986), (4, 20480993), (13, 6301844), (19, 4311788), (26, 3150922), (38, 2155894), (52, 1575461), (76, 1077947), (247, 331676), (283, 289484), (293, 279604), (494, 165838), (566, 144742), (586, 139802), (988, 82919), (1132, 72371), (1172, 69901), (3679, 22268), (3809, 21508), (5377, 15236), (5567, 14716), (7358, 11134), (7618, 10754)]