128445183

素因数分解:

$3^5\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 214556160

約数和(自身を除く): 86110977

約数列:

[1, 3, 9, 17, 27, 31, 51, 59, 81, 93, 153, 177, 243, 279, 289, 459, 527, 531, 837, 867, 1003, 1377, 1581, 1593, 1829, 2511, 2601, 3009, 4131, 4743, 4779, 5487, 7533, 7803, 8959, 9027, 14229, 14337, 16461, 17051, 23409, 26877, 27081, 31093, 42687, 49383, 51153, 70227, 80631, 81243, 93279, 128061, 148149, 153459, 241893, 243729, 279837, 444447, 460377, 528581, 725679, 839511, 1381131, 1585743, 2177037, 2518533, 4143393, 4757229, 7555599, 14271687, 42815061, 128445183]

約数ペア:

[(1, 128445183), (3, 42815061), (9, 14271687), (17, 7555599), (27, 4757229), (31, 4143393), (51, 2518533), (59, 2177037), (81, 1585743), (93, 1381131), (153, 839511), (177, 725679), (243, 528581), (279, 460377), (289, 444447), (459, 279837), (527, 243729), (531, 241893), (837, 153459), (867, 148149), (1003, 128061), (1377, 93279), (1581, 81243), (1593, 80631), (1829, 70227), (2511, 51153), (2601, 49383), (3009, 42687), (4131, 31093), (4743, 27081), (4779, 26877), (5487, 23409), (7533, 17051), (7803, 16461), (8959, 14337), (9027, 14229)]