221583229

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:493

約数の個数: 32

約数和(自身を含む): 272563200

約数和(自身を除く): 50979971

約数列:

[1, 7, 29, 41, 79, 203, 287, 337, 553, 1189, 2291, 2359, 3239, 8323, 9773, 13817, 16037, 22673, 26623, 68411, 93931, 96719, 186361, 400693, 657517, 772067, 1091543, 2804851, 5404469, 7640801, 31654747, 221583229]

約数ペア:

[(1, 221583229), (7, 31654747), (29, 7640801), (41, 5404469), (79, 2804851), (203, 1091543), (287, 772067), (337, 657517), (553, 400693), (1189, 186361), (2291, 96719), (2359, 93931), (3239, 68411), (8323, 26623), (9773, 22673), (13817, 16037)]