39397761

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1$

素因数の和:294

約数の個数: 48

約数和(自身を含む): 64576512

約数和(自身を除く): 25178751

約数列:

[1, 3, 9, 13, 39, 41, 43, 117, 123, 129, 191, 369, 387, 533, 559, 573, 1599, 1677, 1719, 1763, 2483, 4797, 5031, 5289, 7449, 7831, 8213, 15867, 22347, 22919, 23493, 24639, 68757, 70479, 73917, 101803, 106769, 206271, 305409, 320307, 336733, 916227, 960921, 1010199, 3030597, 4377529, 13132587, 39397761]

約数ペア:

[(1, 39397761), (3, 13132587), (9, 4377529), (13, 3030597), (39, 1010199), (41, 960921), (43, 916227), (117, 336733), (123, 320307), (129, 305409), (191, 206271), (369, 106769), (387, 101803), (533, 73917), (559, 70479), (573, 68757), (1599, 24639), (1677, 23493), (1719, 22919), (1763, 22347), (2483, 15867), (4797, 8213), (5031, 7831), (5289, 7449)]