155203888

素因数分解:

$2^4\times 7^1\times {\mathrm{1385749}}^1$

素因数の和:1385764

約数の個数: 20

約数和(自身を含む): 343666000

約数和(自身を除く): 188462112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1385749, 2771498, 5542996, 9700243, 11085992, 19400486, 22171984, 38800972, 77601944, 155203888]

約数ペア:

[(1, 155203888), (2, 77601944), (4, 38800972), (7, 22171984), (8, 19400486), (14, 11085992), (16, 9700243), (28, 5542996), (56, 2771498), (112, 1385749)]