28656430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{2153}}^1$

素因数の和:2193

約数の個数: 32

約数和(自身を含む): 56762208

約数和(自身を除く): 28105778

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 1331, 2153, 2662, 4306, 6655, 10765, 13310, 21530, 23683, 47366, 118415, 236830, 260513, 521026, 1302565, 2605130, 2865643, 5731286, 14328215, 28656430]

約数ペア:

[(1, 28656430), (2, 14328215), (5, 5731286), (10, 2865643), (11, 2605130), (22, 1302565), (55, 521026), (110, 260513), (121, 236830), (242, 118415), (605, 47366), (1210, 23683), (1331, 21530), (2153, 13310), (2662, 10765), (4306, 6655)]