7913241

素因数分解:

$3^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 13536000

約数和(自身を除く): 5622759

約数列:

[1, 3, 7, 9, 21, 27, 63, 149, 189, 281, 447, 843, 1043, 1341, 1967, 2529, 3129, 4023, 5901, 7587, 9387, 17703, 28161, 41869, 53109, 125607, 293083, 376821, 879249, 1130463, 2637747, 7913241]

約数ペア:

[(1, 7913241), (3, 2637747), (7, 1130463), (9, 879249), (21, 376821), (27, 293083), (63, 125607), (149, 53109), (189, 41869), (281, 28161), (447, 17703), (843, 9387), (1043, 7587), (1341, 5901), (1967, 4023), (2529, 3129)]