87221691

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 136936800

約数和(自身を除く): 49715109

約数列:

[1, 3, 9, 27, 37, 81, 89, 109, 111, 243, 267, 327, 333, 801, 981, 999, 2403, 2943, 2997, 3293, 4033, 7209, 8829, 8991, 9701, 9879, 12099, 21627, 26487, 29103, 29637, 36297, 87309, 88911, 108891, 261927, 266733, 326673, 358937, 785781, 800199, 980019, 1076811, 2357343, 3230433, 9691299, 29073897, 87221691]

約数ペア:

[(1, 87221691), (3, 29073897), (9, 9691299), (27, 3230433), (37, 2357343), (81, 1076811), (89, 980019), (109, 800199), (111, 785781), (243, 358937), (267, 326673), (327, 266733), (333, 261927), (801, 108891), (981, 88911), (999, 87309), (2403, 36297), (2943, 29637), (2997, 29103), (3293, 26487), (4033, 21627), (7209, 12099), (8829, 9879), (8991, 9701)]