221132646

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:315

約数の個数: 128

約数和(自身を含む): 586306560

約数和(自身を除く): 365173914

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 37, 42, 54, 63, 74, 97, 111, 126, 163, 189, 194, 222, 259, 291, 326, 333, 378, 489, 518, 582, 666, 679, 777, 873, 978, 999, 1141, 1358, 1467, 1554, 1746, 1998, 2037, 2282, 2331, 2619, 2934, 3423, 3589, 4074, 4401, 4662, 5238, 6031, 6111, 6846, 6993, 7178, 8802, 10269, 10767, 12062, 12222, 13986, 15811, 18093, 18333, 20538, 21534, 25123, 30807, 31622, 32301, 36186, 36666, 42217, 47433, 50246, 54279, 61614, 64602, 75369, 84434, 94866, 96903, 108558, 110677, 126651, 142299, 150738, 162837, 193806, 221354, 226107, 253302, 284598, 325674, 332031, 379953, 426897, 452214, 585007, 664062, 678321, 759906, 853794, 996093, 1139859, 1170014, 1356642, 1755021, 1992186, 2279718, 2988279, 3510042, 4095049, 5265063, 5976558, 8190098, 10530126, 12285147, 15795189, 24570294, 31590378, 36855441, 73710882, 110566323, 221132646]

約数ペア:

[(1, 221132646), (2, 110566323), (3, 73710882), (6, 36855441), (7, 31590378), (9, 24570294), (14, 15795189), (18, 12285147), (21, 10530126), (27, 8190098), (37, 5976558), (42, 5265063), (54, 4095049), (63, 3510042), (74, 2988279), (97, 2279718), (111, 1992186), (126, 1755021), (163, 1356642), (189, 1170014), (194, 1139859), (222, 996093), (259, 853794), (291, 759906), (326, 678321), (333, 664062), (378, 585007), (489, 452214), (518, 426897), (582, 379953), (666, 332031), (679, 325674), (777, 284598), (873, 253302), (978, 226107), (999, 221354), (1141, 193806), (1358, 162837), (1467, 150738), (1554, 142299), (1746, 126651), (1998, 110677), (2037, 108558), (2282, 96903), (2331, 94866), (2619, 84434), (2934, 75369), (3423, 64602), (3589, 61614), (4074, 54279), (4401, 50246), (4662, 47433), (5238, 42217), (6031, 36666), (6111, 36186), (6846, 32301), (6993, 31622), (7178, 30807), (8802, 25123), (10269, 21534), (10767, 20538), (12062, 18333), (12222, 18093), (13986, 15811)]