13447525

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 21498624

約数和(自身を除く): 8051099

約数列:

[1, 5, 7, 13, 23, 25, 35, 65, 91, 115, 161, 175, 257, 299, 325, 455, 575, 805, 1285, 1495, 1799, 2093, 2275, 3341, 4025, 5911, 6425, 7475, 8995, 10465, 16705, 23387, 29555, 41377, 44975, 52325, 76843, 83525, 116935, 147775, 206885, 384215, 537901, 584675, 1034425, 1921075, 2689505, 13447525]

約数ペア:

[(1, 13447525), (5, 2689505), (7, 1921075), (13, 1034425), (23, 584675), (25, 537901), (35, 384215), (65, 206885), (91, 147775), (115, 116935), (161, 83525), (175, 76843), (257, 52325), (299, 44975), (325, 41377), (455, 29555), (575, 23387), (805, 16705), (1285, 10465), (1495, 8995), (1799, 7475), (2093, 6425), (2275, 5911), (3341, 4025)]