282987978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{991}}^1$

素因数の和:1539

約数の個数: 64

約数和(自身を含む): 698621952

約数和(自身を除く): 415633974

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 523, 546, 991, 1046, 1569, 1982, 2973, 3138, 3661, 5946, 6799, 6937, 7322, 10983, 12883, 13598, 13874, 20397, 20811, 21966, 25766, 38649, 40794, 41622, 47593, 77298, 90181, 95186, 142779, 180362, 270543, 285558, 518293, 541086, 1036586, 1554879, 3109758, 3628051, 6737809, 7256102, 10884153, 13475618, 20213427, 21768306, 40426854, 47164663, 94329326, 141493989, 282987978]

約数ペア:

[(1, 282987978), (2, 141493989), (3, 94329326), (6, 47164663), (7, 40426854), (13, 21768306), (14, 20213427), (21, 13475618), (26, 10884153), (39, 7256102), (42, 6737809), (78, 3628051), (91, 3109758), (182, 1554879), (273, 1036586), (523, 541086), (546, 518293), (991, 285558), (1046, 270543), (1569, 180362), (1982, 142779), (2973, 95186), (3138, 90181), (3661, 77298), (5946, 47593), (6799, 41622), (6937, 40794), (7322, 38649), (10983, 25766), (12883, 21966), (13598, 20811), (13874, 20397)]