1238045263

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{4139}}^1$

素因数の和:4351

約数の個数: 32

約数和(自身を含む): 1613606400

約数和(自身を除く): 375561137

約数列:

[1, 7, 13, 19, 91, 133, 173, 247, 1211, 1729, 2249, 3287, 4139, 15743, 23009, 28973, 42731, 53807, 78641, 299117, 376649, 550487, 716047, 1022333, 5012329, 7156331, 9308611, 13604893, 65160277, 95234251, 176863609, 1238045263]

約数ペア:

[(1, 1238045263), (7, 176863609), (13, 95234251), (19, 65160277), (91, 13604893), (133, 9308611), (173, 7156331), (247, 5012329), (1211, 1022333), (1729, 716047), (2249, 550487), (3287, 376649), (4139, 299117), (15743, 78641), (23009, 53807), (28973, 42731)]