28971536

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1$

素因数の和:480

約数の個数: 80

約数和(自身を含む): 67817088

約数和(自身を除く): 38845552

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 23, 34, 44, 46, 68, 88, 92, 136, 176, 184, 187, 253, 272, 368, 374, 391, 421, 506, 748, 782, 842, 1012, 1496, 1564, 1684, 2024, 2992, 3128, 3368, 4048, 4301, 4631, 6256, 6736, 7157, 8602, 9262, 9683, 14314, 17204, 18524, 19366, 28628, 34408, 37048, 38732, 57256, 68816, 74096, 77464, 78727, 106513, 114512, 154928, 157454, 164611, 213026, 314908, 329222, 426052, 629816, 658444, 852104, 1259632, 1316888, 1704208, 1810721, 2633776, 3621442, 7242884, 14485768, 28971536]

約数ペア:

[(1, 28971536), (2, 14485768), (4, 7242884), (8, 3621442), (11, 2633776), (16, 1810721), (17, 1704208), (22, 1316888), (23, 1259632), (34, 852104), (44, 658444), (46, 629816), (68, 426052), (88, 329222), (92, 314908), (136, 213026), (176, 164611), (184, 157454), (187, 154928), (253, 114512), (272, 106513), (368, 78727), (374, 77464), (391, 74096), (421, 68816), (506, 57256), (748, 38732), (782, 37048), (842, 34408), (1012, 28628), (1496, 19366), (1564, 18524), (1684, 17204), (2024, 14314), (2992, 9683), (3128, 9262), (3368, 8602), (4048, 7157), (4301, 6736), (4631, 6256)]