13328805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2081}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 24784128

約数和(自身を除く): 11455323

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2081, 2135, 6243, 6405, 10405, 14567, 31215, 43701, 72835, 126941, 218505, 380823, 634705, 888587, 1904115, 2665761, 4442935, 13328805]

約数ペア:

[(1, 13328805), (3, 4442935), (5, 2665761), (7, 1904115), (15, 888587), (21, 634705), (35, 380823), (61, 218505), (105, 126941), (183, 72835), (305, 43701), (427, 31215), (915, 14567), (1281, 10405), (2081, 6405), (2135, 6243)]