642273996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18973}}^1$

素因数の和:19031

約数の個数: 96

約数和(自身を含む): 1904078848

約数和(自身を除く): 1261804852

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 31, 39, 42, 52, 62, 78, 84, 91, 93, 124, 156, 182, 186, 217, 273, 364, 372, 403, 434, 546, 651, 806, 868, 1092, 1209, 1302, 1612, 2418, 2604, 2821, 4836, 5642, 8463, 11284, 16926, 18973, 33852, 37946, 56919, 75892, 113838, 132811, 227676, 246649, 265622, 398433, 493298, 531244, 588163, 739947, 796866, 986596, 1176326, 1479894, 1593732, 1726543, 1764489, 2352652, 2959788, 3453086, 3528978, 4117141, 5179629, 6906172, 7057956, 7646119, 8234282, 10359258, 12351423, 15292238, 16468564, 20718516, 22938357, 24702846, 30584476, 45876714, 49405692, 53522833, 91753428, 107045666, 160568499, 214091332, 321136998, 642273996]

約数ペア:

[(1, 642273996), (2, 321136998), (3, 214091332), (4, 160568499), (6, 107045666), (7, 91753428), (12, 53522833), (13, 49405692), (14, 45876714), (21, 30584476), (26, 24702846), (28, 22938357), (31, 20718516), (39, 16468564), (42, 15292238), (52, 12351423), (62, 10359258), (78, 8234282), (84, 7646119), (91, 7057956), (93, 6906172), (124, 5179629), (156, 4117141), (182, 3528978), (186, 3453086), (217, 2959788), (273, 2352652), (364, 1764489), (372, 1726543), (403, 1593732), (434, 1479894), (546, 1176326), (651, 986596), (806, 796866), (868, 739947), (1092, 588163), (1209, 531244), (1302, 493298), (1612, 398433), (2418, 265622), (2604, 246649), (2821, 227676), (4836, 132811), (5642, 113838), (8463, 75892), (11284, 56919), (16926, 37946), (18973, 33852)]