38821923

素因数分解:

$3^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{787}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 68839680

約数和(自身を除く): 30017757

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 81, 87, 189, 203, 243, 261, 567, 609, 783, 787, 1701, 1827, 2349, 2361, 5481, 5509, 7047, 7083, 16443, 16527, 21249, 22823, 49329, 49581, 63747, 68469, 148743, 159761, 191241, 205407, 446229, 479283, 616221, 1338687, 1437849, 1848663, 4313547, 5545989, 12940641, 38821923]

約数ペア:

[(1, 38821923), (3, 12940641), (7, 5545989), (9, 4313547), (21, 1848663), (27, 1437849), (29, 1338687), (63, 616221), (81, 479283), (87, 446229), (189, 205407), (203, 191241), (243, 159761), (261, 148743), (567, 68469), (609, 63747), (783, 49581), (787, 49329), (1701, 22823), (1827, 21249), (2349, 16527), (2361, 16443), (5481, 7083), (5509, 7047)]