165639537

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1447}}^1$

素因数の和:1562

約数の個数: 48

約数和(自身を含む): 289136640

約数和(自身を除く): 123497103

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 79, 161, 207, 237, 483, 553, 711, 1447, 1449, 1659, 1817, 4341, 4977, 5451, 10129, 12719, 13023, 16353, 30387, 33281, 38157, 91161, 99843, 114313, 114471, 232967, 299529, 342939, 698901, 800191, 1028817, 2096703, 2400573, 2629199, 7201719, 7887597, 18404393, 23662791, 55213179, 165639537]

約数ペア:

[(1, 165639537), (3, 55213179), (7, 23662791), (9, 18404393), (21, 7887597), (23, 7201719), (63, 2629199), (69, 2400573), (79, 2096703), (161, 1028817), (207, 800191), (237, 698901), (483, 342939), (553, 299529), (711, 232967), (1447, 114471), (1449, 114313), (1659, 99843), (1817, 91161), (4341, 38157), (4977, 33281), (5451, 30387), (10129, 16353), (12719, 13023)]