217203417

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{457}}^1\times {\mathrm{607}}^1$

素因数の和:1102

約数の個数: 32

約数和(自身を含む): 334156800

約数和(自身を除く): 116953383

約数列:

[1, 3, 9, 27, 29, 87, 261, 457, 607, 783, 1371, 1821, 4113, 5463, 12339, 13253, 16389, 17603, 39759, 52809, 119277, 158427, 277399, 357831, 475281, 832197, 2496591, 7489773, 8044571, 24133713, 72401139, 217203417]

約数ペア:

[(1, 217203417), (3, 72401139), (9, 24133713), (27, 8044571), (29, 7489773), (87, 2496591), (261, 832197), (457, 475281), (607, 357831), (783, 277399), (1371, 158427), (1821, 119277), (4113, 52809), (5463, 39759), (12339, 17603), (13253, 16389)]