1778922

素因数分解:

$2^1\times 3^4\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 40

約数和(自身を含む): 4065600

約数和(自身を除く): 2286678

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 79, 81, 139, 158, 162, 237, 278, 417, 474, 711, 834, 1251, 1422, 2133, 2502, 3753, 4266, 6399, 7506, 10981, 11259, 12798, 21962, 22518, 32943, 65886, 98829, 197658, 296487, 592974, 889461, 1778922]

約数ペア:

[(1, 1778922), (2, 889461), (3, 592974), (6, 296487), (9, 197658), (18, 98829), (27, 65886), (54, 32943), (79, 22518), (81, 21962), (139, 12798), (158, 11259), (162, 10981), (237, 7506), (278, 6399), (417, 4266), (474, 3753), (711, 2502), (834, 2133), (1251, 1422)]