1609969676

素因数分解:

$2^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 3333884400

約数和(自身を除く): 1723914724

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 179, 196, 218, 358, 421, 436, 716, 763, 842, 1253, 1526, 1684, 2506, 2947, 3052, 5012, 5341, 5894, 8771, 10682, 11788, 17542, 19511, 20629, 21364, 35084, 39022, 41258, 45889, 75359, 78044, 82516, 91778, 136577, 150718, 183556, 273154, 301436, 321223, 527513, 546308, 642446, 956039, 1055026, 1284892, 1912078, 2110052, 2248561, 3692591, 3824156, 4497122, 7385182, 8214131, 8994244, 14770364, 16428262, 32856524, 57498917, 114997834, 229995668, 402492419, 804984838, 1609969676]

約数ペア:

[(1, 1609969676), (2, 804984838), (4, 402492419), (7, 229995668), (14, 114997834), (28, 57498917), (49, 32856524), (98, 16428262), (109, 14770364), (179, 8994244), (196, 8214131), (218, 7385182), (358, 4497122), (421, 3824156), (436, 3692591), (716, 2248561), (763, 2110052), (842, 1912078), (1253, 1284892), (1526, 1055026), (1684, 956039), (2506, 642446), (2947, 546308), (3052, 527513), (5012, 321223), (5341, 301436), (5894, 273154), (8771, 183556), (10682, 150718), (11788, 136577), (17542, 91778), (19511, 82516), (20629, 78044), (21364, 75359), (35084, 45889), (39022, 41258)]