217515156

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{11393}}^1$

素因数の和:11480

約数の個数: 48

約数和(自身を含む): 533421504

約数和(自身を除く): 315906348

約数列:

[1, 2, 3, 4, 6, 12, 37, 43, 74, 86, 111, 129, 148, 172, 222, 258, 444, 516, 1591, 3182, 4773, 6364, 9546, 11393, 19092, 22786, 34179, 45572, 68358, 136716, 421541, 489899, 843082, 979798, 1264623, 1469697, 1686164, 1959596, 2529246, 2939394, 5058492, 5878788, 18126263, 36252526, 54378789, 72505052, 108757578, 217515156]

約数ペア:

[(1, 217515156), (2, 108757578), (3, 72505052), (4, 54378789), (6, 36252526), (12, 18126263), (37, 5878788), (43, 5058492), (74, 2939394), (86, 2529246), (111, 1959596), (129, 1686164), (148, 1469697), (172, 1264623), (222, 979798), (258, 843082), (444, 489899), (516, 421541), (1591, 136716), (3182, 68358), (4773, 45572), (6364, 34179), (9546, 22786), (11393, 19092)]