221410995

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{49367}}^1$

素因数の和:49411

約数の個数: 32

約数和(自身を含む): 398103552

約数和(自身を除く): 176692557

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 49367, 148101, 246835, 641771, 740505, 1135441, 1925313, 3208855, 3406323, 5677205, 9626565, 14760733, 17031615, 44282199, 73803665, 221410995]

約数ペア:

[(1, 221410995), (3, 73803665), (5, 44282199), (13, 17031615), (15, 14760733), (23, 9626565), (39, 5677205), (65, 3406323), (69, 3208855), (115, 1925313), (195, 1135441), (299, 740505), (345, 641771), (897, 246835), (1495, 148101), (4485, 49367)]