18621135

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{229}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 35162400

約数和(自身を除く): 16541265

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 139, 195, 229, 417, 585, 687, 695, 1145, 1251, 1807, 2061, 2085, 2977, 3435, 5421, 6255, 8931, 9035, 10305, 14885, 16263, 26793, 27105, 31831, 44655, 81315, 95493, 133965, 159155, 286479, 413803, 477465, 1241409, 1432395, 2069015, 3724227, 6207045, 18621135]

約数ペア:

[(1, 18621135), (3, 6207045), (5, 3724227), (9, 2069015), (13, 1432395), (15, 1241409), (39, 477465), (45, 413803), (65, 286479), (117, 159155), (139, 133965), (195, 95493), (229, 81315), (417, 44655), (585, 31831), (687, 27105), (695, 26793), (1145, 16263), (1251, 14885), (1807, 10305), (2061, 9035), (2085, 8931), (2977, 6255), (3435, 5421)]