221874674715

素因数分解:

$3^6\times 5^1\times {\mathrm{353}}^1\times {\mathrm{172439}}^1$

素因数の和:172815

約数の個数: 56

約数和(自身を含む): 400324978080

約数和(自身を除く): 178450303365

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 353, 405, 729, 1059, 1215, 1765, 3177, 3645, 5295, 9531, 15885, 28593, 47655, 85779, 142965, 172439, 257337, 428895, 517317, 862195, 1286685, 1551951, 2586585, 4655853, 7759755, 13967559, 23279265, 41902677, 60870967, 69837795, 125708031, 182612901, 209513385, 304354835, 547838703, 628540155, 913064505, 1643516109, 2739193515, 4930548327, 8217580545, 14791644981, 24652741635, 44374934943, 73958224905, 221874674715]

約数ペア:

[(1, 221874674715), (3, 73958224905), (5, 44374934943), (9, 24652741635), (15, 14791644981), (27, 8217580545), (45, 4930548327), (81, 2739193515), (135, 1643516109), (243, 913064505), (353, 628540155), (405, 547838703), (729, 304354835), (1059, 209513385), (1215, 182612901), (1765, 125708031), (3177, 69837795), (3645, 60870967), (5295, 41902677), (9531, 23279265), (15885, 13967559), (28593, 7759755), (47655, 4655853), (85779, 2586585), (142965, 1551951), (172439, 1286685), (257337, 862195), (428895, 517317)]