208094607

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:560

約数の個数: 48

約数和(自身を含む): 352292928

約数和(自身を除く): 144198321

約数列:

[1, 3, 7, 9, 21, 61, 63, 173, 183, 313, 427, 519, 549, 939, 1211, 1281, 1557, 2191, 2817, 3633, 3843, 6573, 10553, 10899, 19093, 19719, 31659, 54149, 57279, 73871, 94977, 133651, 162447, 171837, 221613, 379043, 400953, 487341, 664839, 1137129, 1202859, 3303089, 3411387, 9909267, 23121623, 29727801, 69364869, 208094607]

約数ペア:

[(1, 208094607), (3, 69364869), (7, 29727801), (9, 23121623), (21, 9909267), (61, 3411387), (63, 3303089), (173, 1202859), (183, 1137129), (313, 664839), (427, 487341), (519, 400953), (549, 379043), (939, 221613), (1211, 171837), (1281, 162447), (1557, 133651), (2191, 94977), (2817, 73871), (3633, 57279), (3843, 54149), (6573, 31659), (10553, 19719), (10899, 19093)]