80820099

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 126977760

約数和(自身を除く): 46157661

約数列:

[1, 3, 9, 27, 37, 81, 89, 101, 111, 243, 267, 303, 333, 801, 909, 999, 2403, 2727, 2997, 3293, 3737, 7209, 8181, 8989, 8991, 9879, 11211, 21627, 24543, 26967, 29637, 33633, 80901, 88911, 100899, 242703, 266733, 302697, 332593, 728109, 800199, 908091, 997779, 2184327, 2993337, 8980011, 26940033, 80820099]

約数ペア:

[(1, 80820099), (3, 26940033), (9, 8980011), (27, 2993337), (37, 2184327), (81, 997779), (89, 908091), (101, 800199), (111, 728109), (243, 332593), (267, 302697), (303, 266733), (333, 242703), (801, 100899), (909, 88911), (999, 80901), (2403, 33633), (2727, 29637), (2997, 26967), (3293, 24543), (3737, 21627), (7209, 11211), (8181, 9879), (8989, 8991)]