290421594

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{221021}}^1$

素因数の和:221102

約数の個数: 24

約数和(自身を含む): 637869492

約数和(自身を除く): 347447898

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 219, 438, 657, 1314, 221021, 442042, 663063, 1326126, 1989189, 3978378, 16134533, 32269066, 48403599, 96807198, 145210797, 290421594]

約数ペア:

[(1, 290421594), (2, 145210797), (3, 96807198), (6, 48403599), (9, 32269066), (18, 16134533), (73, 3978378), (146, 1989189), (219, 1326126), (438, 663063), (657, 442042), (1314, 221021)]