9917715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:156

約数の個数: 64

約数和(自身を含む): 18662400

約数和(自身を除く): 8744685

約数列:

[1, 3, 5, 15, 17, 19, 23, 51, 57, 69, 85, 89, 95, 115, 255, 267, 285, 323, 345, 391, 437, 445, 969, 1173, 1311, 1335, 1513, 1615, 1691, 1955, 2047, 2185, 4539, 4845, 5073, 5865, 6141, 6555, 7429, 7565, 8455, 10235, 22287, 22695, 25365, 28747, 30705, 34799, 37145, 38893, 86241, 104397, 111435, 116679, 143735, 173995, 194465, 431205, 521985, 583395, 661181, 1983543, 3305905, 9917715]

約数ペア:

[(1, 9917715), (3, 3305905), (5, 1983543), (15, 661181), (17, 583395), (19, 521985), (23, 431205), (51, 194465), (57, 173995), (69, 143735), (85, 116679), (89, 111435), (95, 104397), (115, 86241), (255, 38893), (267, 37145), (285, 34799), (323, 30705), (345, 28747), (391, 25365), (437, 22695), (445, 22287), (969, 10235), (1173, 8455), (1311, 7565), (1335, 7429), (1513, 6555), (1615, 6141), (1691, 5865), (1955, 5073), (2047, 4845), (2185, 4539)]