213518328

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{286987}}^1$

素因数の和:287027

約数の個数: 32

約数和(自身を含む): 551016960

約数和(自身を除く): 337498632

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 286987, 573974, 860961, 1147948, 1721922, 2295896, 3443844, 6887688, 8896597, 17793194, 26689791, 35586388, 53379582, 71172776, 106759164, 213518328]

約数ペア:

[(1, 213518328), (2, 106759164), (3, 71172776), (4, 53379582), (6, 35586388), (8, 26689791), (12, 17793194), (24, 8896597), (31, 6887688), (62, 3443844), (93, 2295896), (124, 1721922), (186, 1147948), (248, 860961), (372, 573974), (744, 286987)]