707211428

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{16519}}^1$

素因数の和:16680

約数の個数: 48

約数和(自身を含む): 1554201600

約数和(自身を除く): 846990172

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 139, 154, 278, 308, 556, 973, 1529, 1946, 3058, 3892, 6116, 10703, 16519, 21406, 33038, 42812, 66076, 115633, 181709, 231266, 363418, 462532, 726836, 1271963, 2296141, 2543926, 4592282, 5087852, 9184564, 16072987, 25257551, 32145974, 50515102, 64291948, 101030204, 176802857, 353605714, 707211428]

約数ペア:

[(1, 707211428), (2, 353605714), (4, 176802857), (7, 101030204), (11, 64291948), (14, 50515102), (22, 32145974), (28, 25257551), (44, 16072987), (77, 9184564), (139, 5087852), (154, 4592282), (278, 2543926), (308, 2296141), (556, 1271963), (973, 726836), (1529, 462532), (1946, 363418), (3058, 231266), (3892, 181709), (6116, 115633), (10703, 66076), (16519, 42812), (21406, 33038)]