288995392

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{20809}}^1$

素因数の和:20859

約数の個数: 56

約数和(自身を含む): 676574720

約数和(自身を除く): 387579328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 20809, 41618, 83236, 145663, 166472, 291326, 332944, 582652, 645079, 665888, 1165304, 1290158, 1331776, 2330608, 2580316, 4515553, 4661216, 5160632, 9031106, 9322432, 10321264, 18062212, 20642528, 36124424, 41285056, 72248848, 144497696, 288995392]

約数ペア:

[(1, 288995392), (2, 144497696), (4, 72248848), (7, 41285056), (8, 36124424), (14, 20642528), (16, 18062212), (28, 10321264), (31, 9322432), (32, 9031106), (56, 5160632), (62, 4661216), (64, 4515553), (112, 2580316), (124, 2330608), (217, 1331776), (224, 1290158), (248, 1165304), (434, 665888), (448, 645079), (496, 582652), (868, 332944), (992, 291326), (1736, 166472), (1984, 145663), (3472, 83236), (6944, 41618), (13888, 20809)]