19677571263

素因数分解:

$3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{16091}}^1$

素因数の和:16217

約数の個数: 72

約数和(自身を含む): 34341615360

約数和(自身を除く): 14664044097

約数列:

[1, 3, 7, 9, 21, 47, 49, 59, 63, 141, 147, 177, 329, 413, 423, 441, 531, 987, 1239, 2303, 2773, 2891, 2961, 3717, 6909, 8319, 8673, 16091, 19411, 20727, 24957, 26019, 48273, 58233, 112637, 135877, 144819, 174699, 337911, 407631, 756277, 788459, 949369, 1013733, 1222893, 2268831, 2365377, 2848107, 5293939, 6645583, 6806493, 7096131, 8544321, 15881817, 19936749, 37057573, 44620343, 46519081, 47645451, 59810247, 111172719, 133861029, 139557243, 312342401, 333518157, 401583087, 418671729, 937027203, 2186396807, 2811081609, 6559190421, 19677571263]

約数ペア:

[(1, 19677571263), (3, 6559190421), (7, 2811081609), (9, 2186396807), (21, 937027203), (47, 418671729), (49, 401583087), (59, 333518157), (63, 312342401), (141, 139557243), (147, 133861029), (177, 111172719), (329, 59810247), (413, 47645451), (423, 46519081), (441, 44620343), (531, 37057573), (987, 19936749), (1239, 15881817), (2303, 8544321), (2773, 7096131), (2891, 6806493), (2961, 6645583), (3717, 5293939), (6909, 2848107), (8319, 2365377), (8673, 2268831), (16091, 1222893), (19411, 1013733), (20727, 949369), (24957, 788459), (26019, 756277), (48273, 407631), (58233, 337911), (112637, 174699), (135877, 144819)]