649299828

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{479}}^1$

素因数の和:637

約数の個数: 96

約数和(自身を含む): 1617960960

約数和(自身を除く): 968661132

約数列:

[1, 2, 3, 4, 6, 12, 37, 43, 71, 74, 86, 111, 129, 142, 148, 172, 213, 222, 258, 284, 426, 444, 479, 516, 852, 958, 1437, 1591, 1916, 2627, 2874, 3053, 3182, 4773, 5254, 5748, 6106, 6364, 7881, 9159, 9546, 10508, 12212, 15762, 17723, 18318, 19092, 20597, 31524, 34009, 35446, 36636, 41194, 53169, 61791, 68018, 70892, 82388, 102027, 106338, 112961, 123582, 136036, 204054, 212676, 225922, 247164, 338883, 408108, 451844, 677766, 762089, 1258333, 1355532, 1462387, 1524178, 2286267, 2516666, 2924774, 3048356, 3774999, 4387161, 4572534, 5033332, 5849548, 7549998, 8774322, 9145068, 15099996, 17548644, 54108319, 108216638, 162324957, 216433276, 324649914, 649299828]

約数ペア:

[(1, 649299828), (2, 324649914), (3, 216433276), (4, 162324957), (6, 108216638), (12, 54108319), (37, 17548644), (43, 15099996), (71, 9145068), (74, 8774322), (86, 7549998), (111, 5849548), (129, 5033332), (142, 4572534), (148, 4387161), (172, 3774999), (213, 3048356), (222, 2924774), (258, 2516666), (284, 2286267), (426, 1524178), (444, 1462387), (479, 1355532), (516, 1258333), (852, 762089), (958, 677766), (1437, 451844), (1591, 408108), (1916, 338883), (2627, 247164), (2874, 225922), (3053, 212676), (3182, 204054), (4773, 136036), (5254, 123582), (5748, 112961), (6106, 106338), (6364, 102027), (7881, 82388), (9159, 70892), (9546, 68018), (10508, 61791), (12212, 53169), (15762, 41194), (17723, 36636), (18318, 35446), (19092, 34009), (20597, 31524)]