16778307

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1499}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 28224000

約数和(自身を除く): 11445693

約数列:

[1, 3, 7, 13, 21, 39, 41, 91, 123, 273, 287, 533, 861, 1499, 1599, 3731, 4497, 10493, 11193, 19487, 31479, 58461, 61459, 136409, 184377, 409227, 430213, 798967, 1290639, 2396901, 5592769, 16778307]

約数ペア:

[(1, 16778307), (3, 5592769), (7, 2396901), (13, 1290639), (21, 798967), (39, 430213), (41, 409227), (91, 184377), (123, 136409), (273, 61459), (287, 58461), (533, 31479), (861, 19487), (1499, 11193), (1599, 10493), (3731, 4497)]