30987882

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:459

約数の個数: 48

約数和(自身を含む): 69451200

約数和(自身を除く): 38463318

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 199, 211, 246, 369, 398, 422, 597, 633, 738, 1194, 1266, 1791, 1899, 3582, 3798, 8159, 8651, 16318, 17302, 24477, 25953, 41989, 48954, 51906, 73431, 77859, 83978, 125967, 146862, 155718, 251934, 377901, 755802, 1721549, 3443098, 5164647, 10329294, 15493941, 30987882]

約数ペア:

[(1, 30987882), (2, 15493941), (3, 10329294), (6, 5164647), (9, 3443098), (18, 1721549), (41, 755802), (82, 377901), (123, 251934), (199, 155718), (211, 146862), (246, 125967), (369, 83978), (398, 77859), (422, 73431), (597, 51906), (633, 48954), (738, 41989), (1194, 25953), (1266, 24477), (1791, 17302), (1899, 16318), (3582, 8651), (3798, 8159)]