131463808

素因数分解:

$2^7\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4733}}^1$

素因数の和:4785

約数の個数: 64

約数和(自身を含む): 309035520

約数和(自身を除く): 177571712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 217, 224, 248, 434, 448, 496, 868, 896, 992, 1736, 1984, 3472, 3968, 4733, 6944, 9466, 13888, 18932, 27776, 33131, 37864, 66262, 75728, 132524, 146723, 151456, 265048, 293446, 302912, 530096, 586892, 605824, 1027061, 1060192, 1173784, 2054122, 2120384, 2347568, 4108244, 4240768, 4695136, 8216488, 9390272, 16432976, 18780544, 32865952, 65731904, 131463808]

約数ペア:

[(1, 131463808), (2, 65731904), (4, 32865952), (7, 18780544), (8, 16432976), (14, 9390272), (16, 8216488), (28, 4695136), (31, 4240768), (32, 4108244), (56, 2347568), (62, 2120384), (64, 2054122), (112, 1173784), (124, 1060192), (128, 1027061), (217, 605824), (224, 586892), (248, 530096), (434, 302912), (448, 293446), (496, 265048), (868, 151456), (896, 146723), (992, 132524), (1736, 75728), (1984, 66262), (3472, 37864), (3968, 33131), (4733, 27776), (6944, 18932), (9466, 13888)]