28277586

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{9187}}^1$

素因数の和:9220

約数の個数: 40

約数和(自身を含む): 66704880

約数和(自身を除く): 38427294

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 342, 513, 1026, 1539, 3078, 9187, 18374, 27561, 55122, 82683, 165366, 174553, 248049, 349106, 496098, 523659, 744147, 1047318, 1488294, 1570977, 3141954, 4712931, 9425862, 14138793, 28277586]

約数ペア:

[(1, 28277586), (2, 14138793), (3, 9425862), (6, 4712931), (9, 3141954), (18, 1570977), (19, 1488294), (27, 1047318), (38, 744147), (54, 523659), (57, 496098), (81, 349106), (114, 248049), (162, 174553), (171, 165366), (342, 82683), (513, 55122), (1026, 27561), (1539, 18374), (3078, 9187)]