291970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:154

約数の個数: 32

約数和(自身を含む): 620928

約数和(自身を除く): 328958

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 97, 194, 215, 301, 430, 485, 602, 679, 970, 1358, 1505, 3010, 3395, 4171, 6790, 8342, 20855, 29197, 41710, 58394, 145985, 291970]

約数ペア:

[(1, 291970), (2, 145985), (5, 58394), (7, 41710), (10, 29197), (14, 20855), (35, 8342), (43, 6790), (70, 4171), (86, 3395), (97, 3010), (194, 1505), (215, 1358), (301, 970), (430, 679), (485, 602)]