87821318

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{631}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 146204352

約数和(自身を除く): 58383034

約数列:

[1, 2, 13, 26, 53, 101, 106, 202, 631, 689, 1262, 1313, 1378, 2626, 5353, 8203, 10706, 16406, 33443, 63731, 66886, 69589, 127462, 139178, 434759, 828503, 869518, 1657006, 3377743, 6755486, 43910659, 87821318]

約数ペア:

[(1, 87821318), (2, 43910659), (13, 6755486), (26, 3377743), (53, 1657006), (101, 869518), (106, 828503), (202, 434759), (631, 139178), (689, 127462), (1262, 69589), (1313, 66886), (1378, 63731), (2626, 33443), (5353, 16406), (8203, 10706)]