4940247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:207

約数の個数: 32

約数和(自身を含む): 7660800

約数和(自身を除く): 2720553

約数列:

[1, 3, 13, 19, 39, 57, 59, 113, 177, 247, 339, 741, 767, 1121, 1469, 2147, 2301, 3363, 4407, 6441, 6667, 14573, 20001, 27911, 43719, 83733, 86671, 126673, 260013, 380019, 1646749, 4940247]

約数ペア:

[(1, 4940247), (3, 1646749), (13, 380019), (19, 260013), (39, 126673), (57, 86671), (59, 83733), (113, 43719), (177, 27911), (247, 20001), (339, 14573), (741, 6667), (767, 6441), (1121, 4407), (1469, 3363), (2147, 2301)]