1921567235315

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49297}}^1\times {\mathrm{85669}}^1$

素因数の和:134991

約数の個数: 32

約数和(自身を含む): 2838097691520

約数和(自身を除く): 916530456205

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 49297, 85669, 246485, 345079, 428345, 599683, 640861, 1113697, 1725395, 2998415, 3204305, 4486027, 5568485, 7795879, 22430135, 38979395, 4223224693, 21116123465, 29562572851, 54901921009, 147812864255, 274509605045, 384313447063, 1921567235315]

約数ペア:

[(1, 1921567235315), (5, 384313447063), (7, 274509605045), (13, 147812864255), (35, 54901921009), (65, 29562572851), (91, 21116123465), (455, 4223224693), (49297, 38979395), (85669, 22430135), (246485, 7795879), (345079, 5568485), (428345, 4486027), (599683, 3204305), (640861, 2998415), (1113697, 1725395)]