215545264

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{2909}}^1$

素因数の和:3349

約数の個数: 40

約数和(自身を含む): 456823440

約数和(自身を除く): 241278176

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 421, 842, 1684, 2909, 3368, 4631, 5818, 6736, 9262, 11636, 18524, 23272, 31999, 37048, 46544, 63998, 74096, 127996, 255992, 511984, 1224689, 2449378, 4898756, 9797512, 13471579, 19595024, 26943158, 53886316, 107772632, 215545264]

約数ペア:

[(1, 215545264), (2, 107772632), (4, 53886316), (8, 26943158), (11, 19595024), (16, 13471579), (22, 9797512), (44, 4898756), (88, 2449378), (176, 1224689), (421, 511984), (842, 255992), (1684, 127996), (2909, 74096), (3368, 63998), (4631, 46544), (5818, 37048), (6736, 31999), (9262, 23272), (11636, 18524)]