247484744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{23561}}^1$

素因数の和:23681

約数の個数: 32

約数和(自身を含む): 504698040

約数和(自身を除く): 257213296

約数列:

[1, 2, 4, 8, 13, 26, 52, 101, 104, 202, 404, 808, 1313, 2626, 5252, 10504, 23561, 47122, 94244, 188488, 306293, 612586, 1225172, 2379661, 2450344, 4759322, 9518644, 19037288, 30935593, 61871186, 123742372, 247484744]

約数ペア:

[(1, 247484744), (2, 123742372), (4, 61871186), (8, 30935593), (13, 19037288), (26, 9518644), (52, 4759322), (101, 2450344), (104, 2379661), (202, 1225172), (404, 612586), (808, 306293), (1313, 188488), (2626, 94244), (5252, 47122), (10504, 23561)]