644190118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{97931}}^1$

素因数の和:97980

約数の個数: 32

約数和(自身を含む): 1184585472

約数和(自身を除く): 540395354

約数列:

[1, 2, 11, 13, 22, 23, 26, 46, 143, 253, 286, 299, 506, 598, 3289, 6578, 97931, 195862, 1077241, 1273103, 2154482, 2252413, 2546206, 4504826, 14004133, 24776543, 28008266, 29281369, 49553086, 58562738, 322095059, 644190118]

約数ペア:

[(1, 644190118), (2, 322095059), (11, 58562738), (13, 49553086), (22, 29281369), (23, 28008266), (26, 24776543), (46, 14004133), (143, 4504826), (253, 2546206), (286, 2252413), (299, 2154482), (506, 1273103), (598, 1077241), (3289, 195862), (6578, 97931)]