9728590

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1$

素因数の和:756

約数の個数: 32

約数和(自身を含む): 18779040

約数和(自身を除く): 9050450

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 643, 890, 1286, 1513, 3026, 3215, 6430, 7565, 10931, 15130, 21862, 54655, 57227, 109310, 114454, 286135, 572270, 972859, 1945718, 4864295, 9728590]

約数ペア:

[(1, 9728590), (2, 4864295), (5, 1945718), (10, 972859), (17, 572270), (34, 286135), (85, 114454), (89, 109310), (170, 57227), (178, 54655), (445, 21862), (643, 15130), (890, 10931), (1286, 7565), (1513, 6430), (3026, 3215)]