1971367965

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{201881}}^1$

素因数の和:201930

約数の個数: 48

約数和(自身を含む): 4031179776

約数和(自身を除く): 2059811811

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1085, 1395, 1953, 3255, 9765, 201881, 605643, 1009405, 1413167, 1816929, 3028215, 4239501, 6258311, 7065835, 9084645, 12718503, 18774933, 21197505, 31291555, 43808177, 56324799, 63592515, 93874665, 131424531, 219040885, 281623995, 394273593, 657122655, 1971367965]

約数ペア:

[(1, 1971367965), (3, 657122655), (5, 394273593), (7, 281623995), (9, 219040885), (15, 131424531), (21, 93874665), (31, 63592515), (35, 56324799), (45, 43808177), (63, 31291555), (93, 21197505), (105, 18774933), (155, 12718503), (217, 9084645), (279, 7065835), (315, 6258311), (465, 4239501), (651, 3028215), (1085, 1816929), (1395, 1413167), (1953, 1009405), (3255, 605643), (9765, 201881)]