13981758

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2503}}^1$

素因数の和:2541

約数の個数: 48

約数和(自身を含む): 34254720

約数和(自身を除く): 20272962

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 49, 57, 98, 114, 133, 147, 266, 294, 399, 798, 931, 1862, 2503, 2793, 5006, 5586, 7509, 15018, 17521, 35042, 47557, 52563, 95114, 105126, 122647, 142671, 245294, 285342, 332899, 367941, 665798, 735882, 998697, 1997394, 2330293, 4660586, 6990879, 13981758]

約数ペア:

[(1, 13981758), (2, 6990879), (3, 4660586), (6, 2330293), (7, 1997394), (14, 998697), (19, 735882), (21, 665798), (38, 367941), (42, 332899), (49, 285342), (57, 245294), (98, 142671), (114, 122647), (133, 105126), (147, 95114), (266, 52563), (294, 47557), (399, 35042), (798, 17521), (931, 15018), (1862, 7509), (2503, 5586), (2793, 5006)]