726335428

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:442

約数の個数: 96

約数和(自身を含む): 1612217600

約数和(自身を除く): 885882172

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 193, 196, 211, 343, 364, 386, 422, 637, 686, 772, 844, 1274, 1351, 1372, 1477, 2509, 2548, 2702, 2743, 2954, 4459, 5018, 5404, 5486, 5908, 8918, 9457, 10036, 10339, 10972, 17563, 17836, 18914, 19201, 20678, 35126, 37828, 38402, 40723, 41356, 66199, 70252, 72373, 76804, 81446, 122941, 132398, 134407, 144746, 162892, 245882, 264796, 268814, 285061, 289492, 491764, 529399, 537628, 570122, 860587, 940849, 1058798, 1140244, 1721174, 1881698, 1995427, 2117596, 3442348, 3705793, 3763396, 3990854, 7411586, 7981708, 13967989, 14823172, 25940551, 27935978, 51881102, 55871956, 103762204, 181583857, 363167714, 726335428]

約数ペア:

[(1, 726335428), (2, 363167714), (4, 181583857), (7, 103762204), (13, 55871956), (14, 51881102), (26, 27935978), (28, 25940551), (49, 14823172), (52, 13967989), (91, 7981708), (98, 7411586), (182, 3990854), (193, 3763396), (196, 3705793), (211, 3442348), (343, 2117596), (364, 1995427), (386, 1881698), (422, 1721174), (637, 1140244), (686, 1058798), (772, 940849), (844, 860587), (1274, 570122), (1351, 537628), (1372, 529399), (1477, 491764), (2509, 289492), (2548, 285061), (2702, 268814), (2743, 264796), (2954, 245882), (4459, 162892), (5018, 144746), (5404, 134407), (5486, 132398), (5908, 122941), (8918, 81446), (9457, 76804), (10036, 72373), (10339, 70252), (10972, 66199), (17563, 41356), (17836, 40723), (18914, 38402), (19201, 37828), (20678, 35126)]