840126

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:336

約数の個数: 32

約数和(自身を含む): 1951488

約数和(自身を除く): 1111362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 83, 166, 241, 249, 482, 498, 581, 723, 1162, 1446, 1687, 1743, 3374, 3486, 5061, 10122, 20003, 40006, 60009, 120018, 140021, 280042, 420063, 840126]

約数ペア:

[(1, 840126), (2, 420063), (3, 280042), (6, 140021), (7, 120018), (14, 60009), (21, 40006), (42, 20003), (83, 10122), (166, 5061), (241, 3486), (249, 3374), (482, 1743), (498, 1687), (581, 1446), (723, 1162)]