2178246

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 5253120

約数和(自身を除く): 3074874

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 239, 294, 434, 478, 651, 717, 1302, 1434, 1519, 1673, 3038, 3346, 4557, 5019, 7409, 9114, 10038, 11711, 14818, 22227, 23422, 35133, 44454, 51863, 70266, 103726, 155589, 311178, 363041, 726082, 1089123, 2178246]

約数ペア:

[(1, 2178246), (2, 1089123), (3, 726082), (6, 363041), (7, 311178), (14, 155589), (21, 103726), (31, 70266), (42, 51863), (49, 44454), (62, 35133), (93, 23422), (98, 22227), (147, 14818), (186, 11711), (217, 10038), (239, 9114), (294, 7409), (434, 5019), (478, 4557), (651, 3346), (717, 3038), (1302, 1673), (1434, 1519)]