1621904934

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{670763}}^1$

素因数の和:670812

約数の個数: 32

約数和(自身を含む): 3606027264

約数和(自身を除く): 1984122330

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 670763, 1341526, 2012289, 4024578, 8719919, 17439838, 20793653, 26159757, 41587306, 52319514, 62380959, 124761918, 270317489, 540634978, 810952467, 1621904934]

約数ペア:

[(1, 1621904934), (2, 810952467), (3, 540634978), (6, 270317489), (13, 124761918), (26, 62380959), (31, 52319514), (39, 41587306), (62, 26159757), (78, 20793653), (93, 17439838), (186, 8719919), (403, 4024578), (806, 2012289), (1209, 1341526), (2418, 670763)]