1680169918

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{5441}}^1$

素因数の和:5617

約数の個数: 48

約数和(自身を含む): 3082087584

約数和(自身を除く): 1401917666

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 137, 161, 274, 322, 959, 1127, 1918, 2254, 3151, 5441, 6302, 6713, 10882, 13426, 22057, 38087, 44114, 76174, 125143, 154399, 250286, 266609, 308798, 533218, 745417, 876001, 1490834, 1752002, 5217919, 6132007, 10435838, 12264014, 17144591, 34289182, 36525433, 73050866, 120012137, 240024274, 840084959, 1680169918]

約数ペア:

[(1, 1680169918), (2, 840084959), (7, 240024274), (14, 120012137), (23, 73050866), (46, 36525433), (49, 34289182), (98, 17144591), (137, 12264014), (161, 10435838), (274, 6132007), (322, 5217919), (959, 1752002), (1127, 1490834), (1918, 876001), (2254, 745417), (3151, 533218), (5441, 308798), (6302, 266609), (6713, 250286), (10882, 154399), (13426, 125143), (22057, 76174), (38087, 44114)]