30881396

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1973}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 68095104

約数和(自身を除く): 37213708

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 172, 182, 301, 364, 559, 602, 1118, 1204, 1973, 2236, 3913, 3946, 7826, 7892, 13811, 15652, 25649, 27622, 51298, 55244, 84839, 102596, 169678, 179543, 339356, 359086, 593873, 718172, 1102907, 1187746, 2205814, 2375492, 4411628, 7720349, 15440698, 30881396]

約数ペア:

[(1, 30881396), (2, 15440698), (4, 7720349), (7, 4411628), (13, 2375492), (14, 2205814), (26, 1187746), (28, 1102907), (43, 718172), (52, 593873), (86, 359086), (91, 339356), (172, 179543), (182, 169678), (301, 102596), (364, 84839), (559, 55244), (602, 51298), (1118, 27622), (1204, 25649), (1973, 15652), (2236, 13811), (3913, 7892), (3946, 7826)]