47631423

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 78614016

約数和(自身を除く): 30982593

約数列:

[1, 3, 7, 19, 21, 57, 61, 103, 133, 183, 309, 361, 399, 427, 721, 1083, 1159, 1281, 1957, 2163, 2527, 3477, 5871, 6283, 7581, 8113, 13699, 18849, 22021, 24339, 37183, 41097, 43981, 66063, 111549, 119377, 131943, 154147, 260281, 358131, 462441, 780843, 835639, 2268163, 2506917, 6804489, 15877141, 47631423]

約数ペア:

[(1, 47631423), (3, 15877141), (7, 6804489), (19, 2506917), (21, 2268163), (57, 835639), (61, 780843), (103, 462441), (133, 358131), (183, 260281), (309, 154147), (361, 131943), (399, 119377), (427, 111549), (721, 66063), (1083, 43981), (1159, 41097), (1281, 37183), (1957, 24339), (2163, 22021), (2527, 18849), (3477, 13699), (5871, 8113), (6283, 7581)]