490775439

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1312

約数の個数: 64

約数和(自身を含む): 858516480

約数和(自身を除く): 367741041

約数列:

[1, 3, 7, 11, 21, 29, 33, 61, 77, 87, 183, 203, 231, 319, 427, 609, 671, 957, 1201, 1281, 1769, 2013, 2233, 3603, 4697, 5307, 6699, 8407, 12383, 13211, 14091, 19459, 25221, 34829, 37149, 39633, 58377, 73261, 92477, 104487, 136213, 219783, 243803, 277431, 383119, 408639, 512827, 731409, 805871, 1149357, 1538481, 2124569, 2417613, 2681833, 5641097, 6373707, 8045499, 14871983, 16923291, 23370259, 44615949, 70110777, 163591813, 490775439]

約数ペア:

[(1, 490775439), (3, 163591813), (7, 70110777), (11, 44615949), (21, 23370259), (29, 16923291), (33, 14871983), (61, 8045499), (77, 6373707), (87, 5641097), (183, 2681833), (203, 2417613), (231, 2124569), (319, 1538481), (427, 1149357), (609, 805871), (671, 731409), (957, 512827), (1201, 408639), (1281, 383119), (1769, 277431), (2013, 243803), (2233, 219783), (3603, 136213), (4697, 104487), (5307, 92477), (6699, 73261), (8407, 58377), (12383, 39633), (13211, 37149), (14091, 34829), (19459, 25221)]