18333711669

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{577}}^1\times {\mathrm{1279}}^1$

素因数の和:1899

約数の個数: 72

約数和(自身を含む): 30869084160

約数和(自身を除く): 12535372491

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 169, 273, 507, 577, 637, 1183, 1279, 1731, 1911, 3549, 3837, 4039, 7501, 8281, 8953, 12117, 16627, 22503, 24843, 26859, 28273, 49881, 52507, 62671, 84819, 97513, 116389, 157521, 188013, 216151, 292539, 349167, 367549, 648453, 682591, 737983, 814723, 1102647, 1513057, 2047773, 2213949, 2444169, 4539171, 4778137, 5165881, 9593779, 10591399, 14334411, 15497643, 28781337, 31774197, 36161167, 67156453, 108483501, 124719127, 201469359, 374157381, 470095171, 873033889, 1410285513, 2619101667, 6111237223, 18333711669]

約数ペア:

[(1, 18333711669), (3, 6111237223), (7, 2619101667), (13, 1410285513), (21, 873033889), (39, 470095171), (49, 374157381), (91, 201469359), (147, 124719127), (169, 108483501), (273, 67156453), (507, 36161167), (577, 31774197), (637, 28781337), (1183, 15497643), (1279, 14334411), (1731, 10591399), (1911, 9593779), (3549, 5165881), (3837, 4778137), (4039, 4539171), (7501, 2444169), (8281, 2213949), (8953, 2047773), (12117, 1513057), (16627, 1102647), (22503, 814723), (24843, 737983), (26859, 682591), (28273, 648453), (49881, 367549), (52507, 349167), (62671, 292539), (84819, 216151), (97513, 188013), (116389, 157521)]