127559978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{983}}^1$

素因数の和:1059

約数の個数: 64

約数和(自身を含む): 253919232

約数和(自身を除く): 126359254

約数列:

[1, 2, 7, 13, 14, 23, 26, 31, 46, 62, 91, 161, 182, 217, 299, 322, 403, 434, 598, 713, 806, 983, 1426, 1966, 2093, 2821, 4186, 4991, 5642, 6881, 9269, 9982, 12779, 13762, 18538, 22609, 25558, 30473, 45218, 60946, 64883, 89453, 129766, 158263, 178906, 213311, 293917, 316526, 396149, 426622, 587834, 700879, 792298, 1401758, 2057419, 2773043, 4114838, 4906153, 5546086, 9111427, 9812306, 18222854, 63779989, 127559978]

約数ペア:

[(1, 127559978), (2, 63779989), (7, 18222854), (13, 9812306), (14, 9111427), (23, 5546086), (26, 4906153), (31, 4114838), (46, 2773043), (62, 2057419), (91, 1401758), (161, 792298), (182, 700879), (217, 587834), (299, 426622), (322, 396149), (403, 316526), (434, 293917), (598, 213311), (713, 178906), (806, 158263), (983, 129766), (1426, 89453), (1966, 64883), (2093, 60946), (2821, 45218), (4186, 30473), (4991, 25558), (5642, 22609), (6881, 18538), (9269, 13762), (9982, 12779)]