209983228

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 471497600

約数和(自身を除く): 261514372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 61, 91, 98, 122, 182, 193, 196, 244, 343, 364, 386, 427, 637, 686, 772, 793, 854, 1274, 1351, 1372, 1586, 1708, 2509, 2548, 2702, 2989, 3172, 4459, 5018, 5404, 5551, 5978, 8918, 9457, 10036, 11102, 11773, 11956, 17563, 17836, 18914, 20923, 22204, 23546, 35126, 37828, 38857, 41846, 47092, 66199, 70252, 77714, 82411, 83692, 122941, 132398, 153049, 155428, 164822, 245882, 264796, 271999, 306098, 329644, 491764, 543998, 576877, 612196, 860587, 1071343, 1087996, 1153754, 1721174, 2142686, 2307508, 3442348, 4038139, 4285372, 7499401, 8076278, 14998802, 16152556, 29997604, 52495807, 104991614, 209983228]

約数ペア:

[(1, 209983228), (2, 104991614), (4, 52495807), (7, 29997604), (13, 16152556), (14, 14998802), (26, 8076278), (28, 7499401), (49, 4285372), (52, 4038139), (61, 3442348), (91, 2307508), (98, 2142686), (122, 1721174), (182, 1153754), (193, 1087996), (196, 1071343), (244, 860587), (343, 612196), (364, 576877), (386, 543998), (427, 491764), (637, 329644), (686, 306098), (772, 271999), (793, 264796), (854, 245882), (1274, 164822), (1351, 155428), (1372, 153049), (1586, 132398), (1708, 122941), (2509, 83692), (2548, 82411), (2702, 77714), (2989, 70252), (3172, 66199), (4459, 47092), (5018, 41846), (5404, 38857), (5551, 37828), (5978, 35126), (8918, 23546), (9457, 22204), (10036, 20923), (11102, 18914), (11773, 17836), (11956, 17563)]