19407638145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1\times {\mathrm{2381}}^1$

素因数の和:3066

約数の個数: 64

約数和(自身を含む): 35810035200

約数和(自身を除く): 16402397055

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 149, 447, 521, 745, 1043, 1563, 2235, 2381, 2605, 3129, 3647, 5215, 7143, 7815, 10941, 11905, 15645, 16667, 18235, 35715, 50001, 54705, 77629, 83335, 232887, 250005, 354769, 388145, 543403, 1064307, 1164435, 1240501, 1630209, 1773845, 2483383, 2717015, 3721503, 5321535, 6202505, 7450149, 8151045, 8683507, 12416915, 18607515, 26050521, 37250745, 43417535, 130252605, 184834649, 554503947, 924173245, 1293842543, 2772519735, 3881527629, 6469212715, 19407638145]

約数ペア:

[(1, 19407638145), (3, 6469212715), (5, 3881527629), (7, 2772519735), (15, 1293842543), (21, 924173245), (35, 554503947), (105, 184834649), (149, 130252605), (447, 43417535), (521, 37250745), (745, 26050521), (1043, 18607515), (1563, 12416915), (2235, 8683507), (2381, 8151045), (2605, 7450149), (3129, 6202505), (3647, 5321535), (5215, 3721503), (7143, 2717015), (7815, 2483383), (10941, 1773845), (11905, 1630209), (15645, 1240501), (16667, 1164435), (18235, 1064307), (35715, 543403), (50001, 388145), (54705, 354769), (77629, 250005), (83335, 232887)]