15691997457

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{69997}}^1$

素因数の和:70067

約数の個数: 48

約数和(自身を含む): 25602468480

約数和(自身を除く): 9910471023

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 361, 437, 513, 621, 1083, 1311, 3249, 3933, 8303, 9747, 11799, 24909, 69997, 74727, 209991, 224181, 629973, 1329943, 1609931, 1889919, 3989829, 4829793, 11969487, 14489379, 25268917, 30588689, 35908461, 43468137, 75806751, 91766067, 227420253, 275298201, 581185091, 682260759, 825894603, 1743555273, 5230665819, 15691997457]

約数ペア:

[(1, 15691997457), (3, 5230665819), (9, 1743555273), (19, 825894603), (23, 682260759), (27, 581185091), (57, 275298201), (69, 227420253), (171, 91766067), (207, 75806751), (361, 43468137), (437, 35908461), (513, 30588689), (621, 25268917), (1083, 14489379), (1311, 11969487), (3249, 4829793), (3933, 3989829), (8303, 1889919), (9747, 1609931), (11799, 1329943), (24909, 629973), (69997, 224181), (74727, 209991)]