49189119

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 83804160

約数和(自身を除く): 34615041

約数列:

[1, 3, 7, 19, 21, 43, 47, 57, 61, 129, 133, 141, 183, 301, 329, 399, 427, 817, 893, 903, 987, 1159, 1281, 2021, 2451, 2623, 2679, 2867, 3477, 5719, 6063, 6251, 7869, 8113, 8601, 14147, 17157, 18361, 18753, 20069, 24339, 38399, 42441, 49837, 54473, 55083, 60207, 115197, 123281, 149511, 163419, 268793, 348859, 369843, 381311, 806379, 862967, 1046577, 1143933, 2342339, 2588901, 7027017, 16396373, 49189119]

約数ペア:

[(1, 49189119), (3, 16396373), (7, 7027017), (19, 2588901), (21, 2342339), (43, 1143933), (47, 1046577), (57, 862967), (61, 806379), (129, 381311), (133, 369843), (141, 348859), (183, 268793), (301, 163419), (329, 149511), (399, 123281), (427, 115197), (817, 60207), (893, 55083), (903, 54473), (987, 49837), (1159, 42441), (1281, 38399), (2021, 24339), (2451, 20069), (2623, 18753), (2679, 18361), (2867, 17157), (3477, 14147), (5719, 8601), (6063, 8113), (6251, 7869)]