4999904455

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1\times {\mathrm{21589}}^1$

素因数の和:22123

約数の個数: 32

約数和(自身を含む): 7399324800

約数和(自身を除く): 2399420345

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 509, 2545, 3563, 6617, 17815, 21589, 33085, 46319, 107945, 151123, 231595, 280657, 755615, 1403285, 1964599, 9822995, 10988801, 54944005, 76921607, 142854413, 384608035, 714272065, 999980891, 4999904455]

約数ペア:

[(1, 4999904455), (5, 999980891), (7, 714272065), (13, 384608035), (35, 142854413), (65, 76921607), (91, 54944005), (455, 10988801), (509, 9822995), (2545, 1964599), (3563, 1403285), (6617, 755615), (17815, 280657), (21589, 231595), (33085, 151123), (46319, 107945)]