278830107

素因数分解:

$3^6\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1$

素因数の和:335

約数の個数: 56

約数和(自身を含む): 448567200

約数和(自身を除く): 169737093

約数列:

[1, 3, 9, 17, 27, 51, 81, 149, 151, 153, 243, 447, 453, 459, 729, 1341, 1359, 1377, 2533, 2567, 4023, 4077, 4131, 7599, 7701, 12069, 12231, 12393, 22499, 22797, 23103, 36207, 36693, 67497, 68391, 69309, 108621, 110079, 202491, 205173, 207927, 382483, 607473, 615519, 623781, 1147449, 1822419, 1846557, 1871343, 3442347, 5467257, 10327041, 16401771, 30981123, 92943369, 278830107]

約数ペア:

[(1, 278830107), (3, 92943369), (9, 30981123), (17, 16401771), (27, 10327041), (51, 5467257), (81, 3442347), (149, 1871343), (151, 1846557), (153, 1822419), (243, 1147449), (447, 623781), (453, 615519), (459, 607473), (729, 382483), (1341, 207927), (1359, 205173), (1377, 202491), (2533, 110079), (2567, 108621), (4023, 69309), (4077, 68391), (4131, 67497), (7599, 36693), (7701, 36207), (12069, 23103), (12231, 22797), (12393, 22499)]