285902708

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{1949}}^1$

素因数の和:2017

約数の個数: 72

約数和(自身を含む): 639475200

約数和(自身を除く): 353572492

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 169, 182, 217, 338, 364, 403, 434, 676, 806, 868, 1183, 1612, 1949, 2366, 2821, 3898, 4732, 5239, 5642, 7796, 10478, 11284, 13643, 20956, 25337, 27286, 36673, 50674, 54572, 60419, 73346, 101348, 120838, 146692, 177359, 241676, 329381, 354718, 422933, 658762, 709436, 785447, 845866, 1317524, 1570894, 1691732, 2305667, 3141788, 4611334, 5498129, 9222668, 10210811, 10996258, 20421622, 21992516, 40843244, 71475677, 142951354, 285902708]

約数ペア:

[(1, 285902708), (2, 142951354), (4, 71475677), (7, 40843244), (13, 21992516), (14, 20421622), (26, 10996258), (28, 10210811), (31, 9222668), (52, 5498129), (62, 4611334), (91, 3141788), (124, 2305667), (169, 1691732), (182, 1570894), (217, 1317524), (338, 845866), (364, 785447), (403, 709436), (434, 658762), (676, 422933), (806, 354718), (868, 329381), (1183, 241676), (1612, 177359), (1949, 146692), (2366, 120838), (2821, 101348), (3898, 73346), (4732, 60419), (5239, 54572), (5642, 50674), (7796, 36673), (10478, 27286), (11284, 25337), (13643, 20956)]