78839404

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1861}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 168920640

約数和(自身を除く): 90081236

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 89, 119, 178, 238, 356, 476, 623, 1246, 1513, 1861, 2492, 3026, 3722, 6052, 7444, 10591, 13027, 21182, 26054, 31637, 42364, 52108, 63274, 126548, 165629, 221459, 331258, 442918, 662516, 885836, 1159403, 2318806, 2815693, 4637612, 5631386, 11262772, 19709851, 39419702, 78839404]

約数ペア:

[(1, 78839404), (2, 39419702), (4, 19709851), (7, 11262772), (14, 5631386), (17, 4637612), (28, 2815693), (34, 2318806), (68, 1159403), (89, 885836), (119, 662516), (178, 442918), (238, 331258), (356, 221459), (476, 165629), (623, 126548), (1246, 63274), (1513, 52108), (1861, 42364), (2492, 31637), (3026, 26054), (3722, 21182), (6052, 13027), (7444, 10591)]