138364028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{89}}^2\times {\mathrm{397}}^1$

素因数の和:590

約数の個数: 36

約数和(自身を含む): 267823752

約数和(自身を除く): 129459724

約数列:

[1, 2, 4, 11, 22, 44, 89, 178, 356, 397, 794, 979, 1588, 1958, 3916, 4367, 7921, 8734, 15842, 17468, 31684, 35333, 70666, 87131, 141332, 174262, 348524, 388663, 777326, 1554652, 3144637, 6289274, 12578548, 34591007, 69182014, 138364028]

約数ペア:

[(1, 138364028), (2, 69182014), (4, 34591007), (11, 12578548), (22, 6289274), (44, 3144637), (89, 1554652), (178, 777326), (356, 388663), (397, 348524), (794, 174262), (979, 141332), (1588, 87131), (1958, 70666), (3916, 35333), (4367, 31684), (7921, 17468), (8734, 15842)]