79784271

素因数分解:

$3^4\times 7^1\times {\mathrm{223}}^1\times {\mathrm{631}}^1$

素因数の和:873

約数の個数: 40

約数和(自身を含む): 137037824

約数和(自身を除く): 57253553

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 223, 567, 631, 669, 1561, 1893, 2007, 4417, 4683, 5679, 6021, 13251, 14049, 17037, 18063, 39753, 42147, 51111, 119259, 126441, 140713, 357777, 422139, 984991, 1266417, 2954973, 3799251, 8864919, 11397753, 26594757, 79784271]

約数ペア:

[(1, 79784271), (3, 26594757), (7, 11397753), (9, 8864919), (21, 3799251), (27, 2954973), (63, 1266417), (81, 984991), (189, 422139), (223, 357777), (567, 140713), (631, 126441), (669, 119259), (1561, 51111), (1893, 42147), (2007, 39753), (4417, 18063), (4683, 17037), (5679, 14049), (6021, 13251)]