291204228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{311}}^1$

素因数の和:553

約数の個数: 96

約数和(自身を含む): 795045888

約数和(自身を除く): 503841660

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 157, 213, 284, 311, 314, 426, 471, 497, 622, 628, 852, 933, 942, 994, 1099, 1244, 1491, 1866, 1884, 1988, 2177, 2198, 2982, 3297, 3732, 4354, 4396, 5964, 6531, 6594, 8708, 11147, 13062, 13188, 22081, 22294, 26124, 33441, 44162, 44588, 48827, 66243, 66882, 78029, 88324, 97654, 132486, 133764, 146481, 154567, 156058, 195308, 234087, 264972, 292962, 309134, 312116, 341789, 463701, 468174, 585924, 618268, 683578, 927402, 936348, 1025367, 1367156, 1854804, 2050734, 3466717, 4101468, 6933434, 10400151, 13866868, 20800302, 24267019, 41600604, 48534038, 72801057, 97068076, 145602114, 291204228]

約数ペア:

[(1, 291204228), (2, 145602114), (3, 97068076), (4, 72801057), (6, 48534038), (7, 41600604), (12, 24267019), (14, 20800302), (21, 13866868), (28, 10400151), (42, 6933434), (71, 4101468), (84, 3466717), (142, 2050734), (157, 1854804), (213, 1367156), (284, 1025367), (311, 936348), (314, 927402), (426, 683578), (471, 618268), (497, 585924), (622, 468174), (628, 463701), (852, 341789), (933, 312116), (942, 309134), (994, 292962), (1099, 264972), (1244, 234087), (1491, 195308), (1866, 156058), (1884, 154567), (1988, 146481), (2177, 133764), (2198, 132486), (2982, 97654), (3297, 88324), (3732, 78029), (4354, 66882), (4396, 66243), (5964, 48827), (6531, 44588), (6594, 44162), (8708, 33441), (11147, 26124), (13062, 22294), (13188, 22081)]