27273771

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 47044608

約数和(自身を除く): 19770837

約数列:

[1, 3, 7, 9, 21, 47, 61, 63, 141, 151, 183, 329, 423, 427, 453, 549, 987, 1057, 1281, 1359, 2867, 2961, 3171, 3843, 7097, 8601, 9211, 9513, 20069, 21291, 25803, 27633, 49679, 60207, 63873, 64477, 82899, 149037, 180621, 193431, 432917, 447111, 580293, 1298751, 3030419, 3896253, 9091257, 27273771]

約数ペア:

[(1, 27273771), (3, 9091257), (7, 3896253), (9, 3030419), (21, 1298751), (47, 580293), (61, 447111), (63, 432917), (141, 193431), (151, 180621), (183, 149037), (329, 82899), (423, 64477), (427, 63873), (453, 60207), (549, 49679), (987, 27633), (1057, 25803), (1281, 21291), (1359, 20069), (2867, 9513), (2961, 9211), (3171, 8601), (3843, 7097)]