73721843

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{181}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 89893440

約数和(自身を除く): 16171597

約数列:

[1, 13, 17, 19, 97, 181, 221, 247, 323, 1261, 1649, 1843, 2353, 3077, 3439, 4199, 17557, 21437, 23959, 31331, 40001, 44707, 58463, 228241, 298469, 333583, 407303, 760019, 3880097, 4336579, 5670911, 73721843]

約数ペア:

[(1, 73721843), (13, 5670911), (17, 4336579), (19, 3880097), (97, 760019), (181, 407303), (221, 333583), (247, 298469), (323, 228241), (1261, 58463), (1649, 44707), (1843, 40001), (2353, 31331), (3077, 23959), (3439, 21437), (4199, 17557)]