2179996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 4826304

約数和(自身を除く): 2646308

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 53, 91, 106, 113, 182, 212, 226, 364, 371, 452, 689, 742, 791, 1378, 1469, 1484, 1582, 2756, 2938, 3164, 4823, 5876, 5989, 9646, 10283, 11978, 19292, 20566, 23956, 41132, 41923, 77857, 83846, 155714, 167692, 311428, 544999, 1089998, 2179996]

約数ペア:

[(1, 2179996), (2, 1089998), (4, 544999), (7, 311428), (13, 167692), (14, 155714), (26, 83846), (28, 77857), (52, 41923), (53, 41132), (91, 23956), (106, 20566), (113, 19292), (182, 11978), (212, 10283), (226, 9646), (364, 5989), (371, 5876), (452, 4823), (689, 3164), (742, 2938), (791, 2756), (1378, 1582), (1469, 1484)]