28294695

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4397}}^1$

素因数の和:4432

約数の個数: 48

約数和(自身を含む): 57631392

約数和(自身を除く): 29336697

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 1287, 2145, 4397, 6435, 13191, 21985, 39573, 48367, 57161, 65955, 145101, 171483, 197865, 241835, 285805, 435303, 514449, 628771, 725505, 857415, 1886313, 2176515, 2572245, 3143855, 5658939, 9431565, 28294695]

約数ペア:

[(1, 28294695), (3, 9431565), (5, 5658939), (9, 3143855), (11, 2572245), (13, 2176515), (15, 1886313), (33, 857415), (39, 725505), (45, 628771), (55, 514449), (65, 435303), (99, 285805), (117, 241835), (143, 197865), (165, 171483), (195, 145101), (429, 65955), (495, 57161), (585, 48367), (715, 39573), (1287, 21985), (2145, 13191), (4397, 6435)]