2215388

素因数分解:

$2^2\times 7^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 4596480

約数和(自身を除く): 2381092

約数列:

[1, 2, 4, 7, 14, 28, 49, 89, 98, 127, 178, 196, 254, 356, 508, 623, 889, 1246, 1778, 2492, 3556, 4361, 6223, 8722, 11303, 12446, 17444, 22606, 24892, 45212, 79121, 158242, 316484, 553847, 1107694, 2215388]

約数ペア:

[(1, 2215388), (2, 1107694), (4, 553847), (7, 316484), (14, 158242), (28, 79121), (49, 45212), (89, 24892), (98, 22606), (127, 17444), (178, 12446), (196, 11303), (254, 8722), (356, 6223), (508, 4361), (623, 3556), (889, 2492), (1246, 1778)]