207987388

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{761}}^1$

素因数の和:1042

約数の個数: 48

約数和(自身を含む): 428085504

約数和(自身を除く): 220098116

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 227, 301, 454, 602, 761, 908, 1204, 1522, 1589, 3044, 3178, 5327, 6356, 9761, 10654, 19522, 21308, 32723, 39044, 65446, 68327, 130892, 136654, 172747, 229061, 273308, 345494, 458122, 690988, 916244, 1209229, 2418458, 4836916, 7428121, 14856242, 29712484, 51996847, 103993694, 207987388]

約数ペア:

[(1, 207987388), (2, 103993694), (4, 51996847), (7, 29712484), (14, 14856242), (28, 7428121), (43, 4836916), (86, 2418458), (172, 1209229), (227, 916244), (301, 690988), (454, 458122), (602, 345494), (761, 273308), (908, 229061), (1204, 172747), (1522, 136654), (1589, 130892), (3044, 68327), (3178, 65446), (5327, 39044), (6356, 32723), (9761, 21308), (10654, 19522)]