217278318

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{16453}}^1$

素因数の和:16560

約数の個数: 32

約数和(自身を含む): 454920192

約数和(自身を除く): 237641874

約数列:

[1, 2, 3, 6, 31, 62, 71, 93, 142, 186, 213, 426, 2201, 4402, 6603, 13206, 16453, 32906, 49359, 98718, 510043, 1020086, 1168163, 1530129, 2336326, 3060258, 3504489, 7008978, 36213053, 72426106, 108639159, 217278318]

約数ペア:

[(1, 217278318), (2, 108639159), (3, 72426106), (6, 36213053), (31, 7008978), (62, 3504489), (71, 3060258), (93, 2336326), (142, 1530129), (186, 1168163), (213, 1020086), (426, 510043), (2201, 98718), (4402, 49359), (6603, 32906), (13206, 16453)]