202220697

素因数分解:

$3^1\times 7^2\times {\mathrm{197}}^1\times {\mathrm{6983}}^1$

素因数の和:7197

約数の個数: 24

約数和(自身を含む): 315285696

約数和(自身を除く): 113064999

約数列:

[1, 3, 7, 21, 49, 147, 197, 591, 1379, 4137, 6983, 9653, 20949, 28959, 48881, 146643, 342167, 1026501, 1375651, 4126953, 9629557, 28888671, 67406899, 202220697]

約数ペア:

[(1, 202220697), (3, 67406899), (7, 28888671), (21, 9629557), (49, 4126953), (147, 1375651), (197, 1026501), (591, 342167), (1379, 146643), (4137, 48881), (6983, 28959), (9653, 20949)]