391682664

素因数分解:

$2^3\times 3^2\times {\mathrm{131}}^2\times {\mathrm{317}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 1072338930

約数和(自身を除く): 680656266

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 131, 262, 317, 393, 524, 634, 786, 951, 1048, 1179, 1268, 1572, 1902, 2358, 2536, 2853, 3144, 3804, 4716, 5706, 7608, 9432, 11412, 17161, 22824, 34322, 41527, 51483, 68644, 83054, 102966, 124581, 137288, 154449, 166108, 205932, 249162, 308898, 332216, 373743, 411864, 498324, 617796, 747486, 996648, 1235592, 1494972, 2989944, 5440037, 10880074, 16320111, 21760148, 32640222, 43520296, 48960333, 65280444, 97920666, 130560888, 195841332, 391682664]

約数ペア:

[(1, 391682664), (2, 195841332), (3, 130560888), (4, 97920666), (6, 65280444), (8, 48960333), (9, 43520296), (12, 32640222), (18, 21760148), (24, 16320111), (36, 10880074), (72, 5440037), (131, 2989944), (262, 1494972), (317, 1235592), (393, 996648), (524, 747486), (634, 617796), (786, 498324), (951, 411864), (1048, 373743), (1179, 332216), (1268, 308898), (1572, 249162), (1902, 205932), (2358, 166108), (2536, 154449), (2853, 137288), (3144, 124581), (3804, 102966), (4716, 83054), (5706, 68644), (7608, 51483), (9432, 41527), (11412, 34322), (17161, 22824)]