866232015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1\times {\mathrm{211}}^1$

素因数の和:548

約数の個数: 64

約数和(自身を含む): 1538611200

約数和(自身を除く): 672379185

約数列:

[1, 3, 5, 11, 15, 33, 55, 139, 165, 179, 211, 417, 537, 633, 695, 895, 1055, 1529, 1969, 2085, 2321, 2685, 3165, 4587, 5907, 6963, 7645, 9845, 11605, 22935, 24881, 29329, 29535, 34815, 37769, 74643, 87987, 113307, 124405, 146645, 188845, 273691, 322619, 373215, 415459, 439935, 566535, 821073, 967857, 1246377, 1368455, 1613095, 2077295, 4105365, 4839285, 5249891, 6231885, 15749673, 26249455, 57748801, 78748365, 173246403, 288744005, 866232015]

約数ペア:

[(1, 866232015), (3, 288744005), (5, 173246403), (11, 78748365), (15, 57748801), (33, 26249455), (55, 15749673), (139, 6231885), (165, 5249891), (179, 4839285), (211, 4105365), (417, 2077295), (537, 1613095), (633, 1368455), (695, 1246377), (895, 967857), (1055, 821073), (1529, 566535), (1969, 439935), (2085, 415459), (2321, 373215), (2685, 322619), (3165, 273691), (4587, 188845), (5907, 146645), (6963, 124405), (7645, 113307), (9845, 87987), (11605, 74643), (22935, 37769), (24881, 34815), (29329, 29535)]