16225695

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 29944512

約数和(自身を除く): 13718817

約数列:

[1, 3, 5, 9, 15, 23, 45, 61, 69, 115, 183, 207, 257, 305, 345, 549, 771, 915, 1035, 1285, 1403, 2313, 2745, 3855, 4209, 5911, 7015, 11565, 12627, 15677, 17733, 21045, 29555, 47031, 53199, 63135, 78385, 88665, 141093, 235155, 265995, 360571, 705465, 1081713, 1802855, 3245139, 5408565, 16225695]

約数ペア:

[(1, 16225695), (3, 5408565), (5, 3245139), (9, 1802855), (15, 1081713), (23, 705465), (45, 360571), (61, 265995), (69, 235155), (115, 141093), (183, 88665), (207, 78385), (257, 63135), (305, 53199), (345, 47031), (549, 29555), (771, 21045), (915, 17733), (1035, 15677), (1285, 12627), (1403, 11565), (2313, 7015), (2745, 5911), (3855, 4209)]