28305237213

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1671997}}^1$

素因数の和:1672039

約数の個数: 40

約数和(自身を含む): 48554821920

約数和(自身を除く): 20249584707

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 81, 99, 171, 209, 297, 513, 627, 891, 1539, 1881, 5643, 16929, 1671997, 5015991, 15047973, 18391967, 31767943, 45143919, 55175901, 95303829, 135431757, 165527703, 285911487, 349447373, 496583109, 857734461, 1048342119, 1489749327, 2573203383, 3145026357, 9435079071, 28305237213]

約数ペア:

[(1, 28305237213), (3, 9435079071), (9, 3145026357), (11, 2573203383), (19, 1489749327), (27, 1048342119), (33, 857734461), (57, 496583109), (81, 349447373), (99, 285911487), (171, 165527703), (209, 135431757), (297, 95303829), (513, 55175901), (627, 45143919), (891, 31767943), (1539, 18391967), (1881, 15047973), (5643, 5015991), (16929, 1671997)]