139187888

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{15731}}^1$

素因数の和:15825

約数の個数: 40

約数和(自身を含む): 312122880

約数和(自身を除く): 172934992

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2212, 4424, 8848, 15731, 31462, 62924, 110117, 125848, 220234, 251696, 440468, 880936, 1242749, 1761872, 2485498, 4970996, 8699243, 9941992, 17398486, 19883984, 34796972, 69593944, 139187888]

約数ペア:

[(1, 139187888), (2, 69593944), (4, 34796972), (7, 19883984), (8, 17398486), (14, 9941992), (16, 8699243), (28, 4970996), (56, 2485498), (79, 1761872), (112, 1242749), (158, 880936), (316, 440468), (553, 251696), (632, 220234), (1106, 125848), (1264, 110117), (2212, 62924), (4424, 31462), (8848, 15731)]