220291239154

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1\times {\mathrm{1394831}}^1$

素因数の和:1395258

約数の個数: 32

約数和(自身を含む): 391668825600

約数和(自身を除く): 171377586446

約数列:

[1, 2, 7, 14, 29, 58, 203, 389, 406, 778, 2723, 5446, 11281, 22562, 78967, 157934, 1394831, 2789662, 9763817, 19527634, 40450099, 80900198, 283150693, 542589259, 566301386, 1085178518, 3798124813, 7596249626, 15735088511, 31470177022, 110145619577, 220291239154]

約数ペア:

[(1, 220291239154), (2, 110145619577), (7, 31470177022), (14, 15735088511), (29, 7596249626), (58, 3798124813), (203, 1085178518), (389, 566301386), (406, 542589259), (778, 283150693), (2723, 80900198), (5446, 40450099), (11281, 19527634), (22562, 9763817), (78967, 2789662), (157934, 1394831)]