138778815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{8753}}^1$

素因数の和:8919

約数の個数: 32

約数和(自身を含む): 255476736

約数和(自身を除く): 116697921

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 151, 453, 755, 1057, 2265, 3171, 5285, 8753, 15855, 26259, 43765, 61271, 131295, 183813, 306355, 919065, 1321703, 3965109, 6608515, 9251921, 19825545, 27755763, 46259605, 138778815]

約数ペア:

[(1, 138778815), (3, 46259605), (5, 27755763), (7, 19825545), (15, 9251921), (21, 6608515), (35, 3965109), (105, 1321703), (151, 919065), (453, 306355), (755, 183813), (1057, 131295), (2265, 61271), (3171, 43765), (5285, 26259), (8753, 15855)]