201996886

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{487}}^1$

素因数の和:605

約数の個数: 64

約数和(自身を含む): 389587968

約数和(自身を除く): 187591082

約数列:

[1, 2, 7, 13, 14, 26, 43, 53, 86, 91, 106, 182, 301, 371, 487, 559, 602, 689, 742, 974, 1118, 1378, 2279, 3409, 3913, 4558, 4823, 6331, 6818, 7826, 9646, 12662, 15953, 20941, 25811, 29627, 31906, 41882, 44317, 51622, 59254, 88634, 146587, 180677, 207389, 272233, 293174, 335543, 361354, 414778, 544466, 671086, 1109873, 1905631, 2219746, 2348801, 3811262, 4697602, 7769111, 14428349, 15538222, 28856698, 100998443, 201996886]

約数ペア:

[(1, 201996886), (2, 100998443), (7, 28856698), (13, 15538222), (14, 14428349), (26, 7769111), (43, 4697602), (53, 3811262), (86, 2348801), (91, 2219746), (106, 1905631), (182, 1109873), (301, 671086), (371, 544466), (487, 414778), (559, 361354), (602, 335543), (689, 293174), (742, 272233), (974, 207389), (1118, 180677), (1378, 146587), (2279, 88634), (3409, 59254), (3913, 51622), (4558, 44317), (4823, 41882), (6331, 31906), (6818, 29627), (7826, 25811), (9646, 20941), (12662, 15953)]