209849316

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 511772352

約数和(自身を除く): 301923036

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 101, 103, 123, 164, 202, 206, 246, 303, 309, 404, 412, 492, 606, 618, 1212, 1236, 1681, 3362, 4141, 4223, 5043, 6724, 8282, 8446, 10086, 10403, 12423, 12669, 16564, 16892, 20172, 20806, 24846, 25338, 31209, 41612, 49692, 50676, 62418, 124836, 169781, 173143, 339562, 346286, 426523, 509343, 519429, 679124, 692572, 853046, 1018686, 1038858, 1279569, 1706092, 2037372, 2077716, 2559138, 5118276, 17487443, 34974886, 52462329, 69949772, 104924658, 209849316]

約数ペア:

[(1, 209849316), (2, 104924658), (3, 69949772), (4, 52462329), (6, 34974886), (12, 17487443), (41, 5118276), (82, 2559138), (101, 2077716), (103, 2037372), (123, 1706092), (164, 1279569), (202, 1038858), (206, 1018686), (246, 853046), (303, 692572), (309, 679124), (404, 519429), (412, 509343), (492, 426523), (606, 346286), (618, 339562), (1212, 173143), (1236, 169781), (1681, 124836), (3362, 62418), (4141, 50676), (4223, 49692), (5043, 41612), (6724, 31209), (8282, 25338), (8446, 24846), (10086, 20806), (10403, 20172), (12423, 16892), (12669, 16564)]