12504945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:162

約数の個数: 64

約数和(自身を含む): 23328000

約数和(自身を除く): 10823055

約数列:

[1, 3, 5, 15, 17, 19, 29, 51, 57, 85, 87, 89, 95, 145, 255, 267, 285, 323, 435, 445, 493, 551, 969, 1335, 1479, 1513, 1615, 1653, 1691, 2465, 2581, 2755, 4539, 4845, 5073, 7395, 7565, 7743, 8265, 8455, 9367, 12905, 22695, 25365, 28101, 28747, 38715, 43877, 46835, 49039, 86241, 131631, 140505, 143735, 147117, 219385, 245195, 431205, 658155, 735585, 833663, 2500989, 4168315, 12504945]

約数ペア:

[(1, 12504945), (3, 4168315), (5, 2500989), (15, 833663), (17, 735585), (19, 658155), (29, 431205), (51, 245195), (57, 219385), (85, 147117), (87, 143735), (89, 140505), (95, 131631), (145, 86241), (255, 49039), (267, 46835), (285, 43877), (323, 38715), (435, 28747), (445, 28101), (493, 25365), (551, 22695), (969, 12905), (1335, 9367), (1479, 8455), (1513, 8265), (1615, 7743), (1653, 7565), (1691, 7395), (2465, 5073), (2581, 4845), (2755, 4539)]