78131718

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:370

約数の個数: 96

約数和(自身を含む): 202954752

約数和(自身を除く): 124823034

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 83, 93, 126, 166, 186, 217, 241, 249, 279, 434, 482, 498, 558, 581, 651, 723, 747, 1162, 1302, 1446, 1494, 1687, 1743, 1953, 2169, 2573, 3374, 3486, 3906, 4338, 5061, 5146, 5229, 7471, 7719, 10122, 10458, 14942, 15183, 15438, 18011, 20003, 22413, 23157, 30366, 36022, 40006, 44826, 46314, 52297, 54033, 60009, 67239, 104594, 108066, 120018, 134478, 140021, 156891, 162099, 180027, 280042, 313782, 324198, 360054, 420063, 470673, 620093, 840126, 941346, 1240186, 1260189, 1860279, 2520378, 3720558, 4340651, 5580837, 8681302, 11161674, 13021953, 26043906, 39065859, 78131718]

約数ペア:

[(1, 78131718), (2, 39065859), (3, 26043906), (6, 13021953), (7, 11161674), (9, 8681302), (14, 5580837), (18, 4340651), (21, 3720558), (31, 2520378), (42, 1860279), (62, 1260189), (63, 1240186), (83, 941346), (93, 840126), (126, 620093), (166, 470673), (186, 420063), (217, 360054), (241, 324198), (249, 313782), (279, 280042), (434, 180027), (482, 162099), (498, 156891), (558, 140021), (581, 134478), (651, 120018), (723, 108066), (747, 104594), (1162, 67239), (1302, 60009), (1446, 54033), (1494, 52297), (1687, 46314), (1743, 44826), (1953, 40006), (2169, 36022), (2573, 30366), (3374, 23157), (3486, 22413), (3906, 20003), (4338, 18011), (5061, 15438), (5146, 15183), (5229, 14942), (7471, 10458), (7719, 10122)]