172948203

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:878

約数の個数: 48

約数和(自身を含む): 278853120

約数和(自身を除く): 105904917

約数列:

[1, 3, 9, 19, 27, 47, 57, 81, 141, 171, 243, 423, 513, 797, 893, 1269, 1539, 2391, 2679, 3807, 4617, 7173, 8037, 11421, 15143, 21519, 24111, 37459, 45429, 64557, 72333, 112377, 136287, 193671, 216999, 337131, 408861, 711721, 1011393, 1226583, 2135163, 3034179, 3679749, 6405489, 9102537, 19216467, 57649401, 172948203]

約数ペア:

[(1, 172948203), (3, 57649401), (9, 19216467), (19, 9102537), (27, 6405489), (47, 3679749), (57, 3034179), (81, 2135163), (141, 1226583), (171, 1011393), (243, 711721), (423, 408861), (513, 337131), (797, 216999), (893, 193671), (1269, 136287), (1539, 112377), (2391, 72333), (2679, 64557), (3807, 45429), (4617, 37459), (7173, 24111), (8037, 21519), (11421, 15143)]