258690012

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{439949}}^1$

素因数の和:439970

約数の個数: 36

約数和(自身を含む): 702160200

約数和(自身を除く): 443470188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 439949, 879898, 1319847, 1759796, 2639694, 3079643, 5279388, 6159286, 9238929, 12318572, 18477858, 21557501, 36955716, 43115002, 64672503, 86230004, 129345006, 258690012]

約数ペア:

[(1, 258690012), (2, 129345006), (3, 86230004), (4, 64672503), (6, 43115002), (7, 36955716), (12, 21557501), (14, 18477858), (21, 12318572), (28, 9238929), (42, 6159286), (49, 5279388), (84, 3079643), (98, 2639694), (147, 1759796), (196, 1319847), (294, 879898), (588, 439949)]