421256724

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{16661}}^1$

素因数の和:16725

約数の個数: 72

約数和(自身を含む): 1170072288

約数和(自身を除く): 748815564

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 49, 84, 86, 98, 129, 147, 172, 196, 258, 294, 301, 516, 588, 602, 903, 1204, 1806, 2107, 3612, 4214, 6321, 8428, 12642, 16661, 25284, 33322, 49983, 66644, 99966, 116627, 199932, 233254, 349881, 466508, 699762, 716423, 816389, 1399524, 1432846, 1632778, 2149269, 2449167, 2865692, 3265556, 4298538, 4898334, 5014961, 8597076, 9796668, 10029922, 15044883, 20059844, 30089766, 35104727, 60179532, 70209454, 105314181, 140418908, 210628362, 421256724]

約数ペア:

[(1, 421256724), (2, 210628362), (3, 140418908), (4, 105314181), (6, 70209454), (7, 60179532), (12, 35104727), (14, 30089766), (21, 20059844), (28, 15044883), (42, 10029922), (43, 9796668), (49, 8597076), (84, 5014961), (86, 4898334), (98, 4298538), (129, 3265556), (147, 2865692), (172, 2449167), (196, 2149269), (258, 1632778), (294, 1432846), (301, 1399524), (516, 816389), (588, 716423), (602, 699762), (903, 466508), (1204, 349881), (1806, 233254), (2107, 199932), (3612, 116627), (4214, 99966), (6321, 66644), (8428, 49983), (12642, 33322), (16661, 25284)]